chore(deps): update dependency @types/jest to v29.5.14

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This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@types/jest (source)	29.5.11 -> 29.5.14

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Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 143 ⭐ Last Release: 2023-09-18	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.7k ⭐ Last Release: 2023-12-16	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 4.8k ⭐ Last Release: 2024-01-26 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.2k ⭐ Last Release: 2021-09-28 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.4k ⭐ Last Release: 2024-01-18	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 2.9k ⭐ Last Release: 2024-01-26 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-01-25 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-11-21 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.6k ⭐ Last Release: 2024-01-02 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 7.9k ⭐ Last Release: 2024-01-18 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 836 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2023-12-26 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2023-06-16 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2023-06-16 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.2k ⭐ Last Release: 2024-01-04 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-01-17 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-01-25 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.1k ⭐ Last Release: 2024-01-08 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 7.9k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.6k ⭐ Last Release: 2024-01-24 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.3k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.1k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 890 ⭐ Last Release: 2024-01-16	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2023-10-16 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 514 ⭐ Last Release: 2023-11-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Grafbase
The GraphQL platform Github: grafbase/grafbase Type: Code first | SDL first Stars: 895 ⭐ Last Release: 2024-01-24	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.1k ⭐ Last Release: 2024-01-18	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 466 ⭐ Last Release: 2024-01-16 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 143 ⭐ Last Release: 2023-09-18	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.7k ⭐ Last Release: 2023-12-16	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 4.8k ⭐ Last Release: 2024-01-26 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.2k ⭐ Last Release: 2021-09-28 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.4k ⭐ Last Release: 2024-01-18	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 2.9k ⭐ Last Release: 2024-02-01 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-01-25 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-11-21 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.6k ⭐ Last Release: 2024-01-02 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 7.9k ⭐ Last Release: 2024-01-18 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 835 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2023-12-26 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2023-06-16 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2023-06-16 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.2k ⭐ Last Release: 2024-01-28 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-02-01 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-01-25 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.1k ⭐ Last Release: 2024-01-31 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 7.9k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.6k ⭐ Last Release: 2024-01-28 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.3k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.1k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 921 ⭐ Last Release: 2024-01-16	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-02-01 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 517 ⭐ Last Release: 2023-11-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Grafbase
The GraphQL platform Github: grafbase/grafbase Type: Code first | SDL first Stars: 899 ⭐ Last Release: 2024-02-01	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.1k ⭐ Last Release: 2024-01-18	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 468 ⭐ Last Release: 2024-01-16 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 143 ⭐ Last Release: 2023-09-18	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.7k ⭐ Last Release: 2023-12-16	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 4.8k ⭐ Last Release: 2024-01-26 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.2k ⭐ Last Release: 2021-09-28 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.4k ⭐ Last Release: 2024-01-18	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 2.9k ⭐ Last Release: 2024-02-01 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-01-25 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-11-21 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.6k ⭐ Last Release: 2024-01-02 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 7.9k ⭐ Last Release: 2024-01-18 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 835 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2023-12-26 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2023-06-16 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2023-06-16 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.2k ⭐ Last Release: 2024-01-28 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-02-01 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-01-25 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.1k ⭐ Last Release: 2024-01-31 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 7.9k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.6k ⭐ Last Release: 2024-01-28 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.3k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.1k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 921 ⭐ Last Release: 2024-01-16	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-02-01 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 517 ⭐ Last Release: 2023-11-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Grafbase
The GraphQL platform Github: grafbase/grafbase Type: Code first | SDL first Stars: 899 ⭐ Last Release: 2024-02-01	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.1k ⭐ Last Release: 2024-01-18	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 468 ⭐ Last Release: 2024-01-16 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 143 ⭐ Last Release: 2023-09-18	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.7k ⭐ Last Release: 2024-02-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 4.8k ⭐ Last Release: 2024-02-09 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.2k ⭐ Last Release: 2021-09-28 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.5k ⭐ Last Release: 2024-01-18	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 2.9k ⭐ Last Release: 2024-02-09 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-01-25 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-11-21 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.6k ⭐ Last Release: 2024-01-02 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 7.9k ⭐ Last Release: 2024-02-04 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 835 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2023-12-26 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.2k ⭐ Last Release: 2024-02-08 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-02-01 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-01-25 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.1k ⭐ Last Release: 2024-01-31 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 7.9k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.7k ⭐ Last Release: 2024-02-06 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.3k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.2k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 922 ⭐ Last Release: 2024-01-16	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-02-01 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 517 ⭐ Last Release: 2023-11-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Grafbase
The GraphQL platform Github: grafbase/grafbase Type: Code first | SDL first Stars: 902 ⭐ Last Release: 2024-02-08	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.1k ⭐ Last Release: 2024-02-07	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 467 ⭐ Last Release: 2024-01-16 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 143 ⭐ Last Release: 2024-02-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.7k ⭐ Last Release: 2024-02-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 4.8k ⭐ Last Release: 2024-02-17 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.2k ⭐ Last Release: 2021-09-28 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.5k ⭐ Last Release: 2024-02-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 2.9k ⭐ Last Release: 2024-02-09 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-01-25 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-11-21 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.6k ⭐ Last Release: 2024-01-02 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 7.9k ⭐ Last Release: 2024-02-04 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 834 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2023-12-26 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.2k ⭐ Last Release: 2024-02-14 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-02-01 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-01-25 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.1k ⭐ Last Release: 2024-01-31 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 7.9k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.7k ⭐ Last Release: 2024-02-06 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.3k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.2k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 922 ⭐ Last Release: 2024-02-17	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-02-01 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 519 ⭐ Last Release: 2023-11-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Grafbase
The GraphQL platform Github: grafbase/grafbase Type: Code first | SDL first Stars: 905 ⭐ Last Release: 2024-02-16	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.1k ⭐ Last Release: 2024-02-13	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 466 ⭐ Last Release: 2024-01-16 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 143 ⭐ Last Release: 2024-02-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.7k ⭐ Last Release: 2024-02-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 4.8k ⭐ Last Release: 2024-02-17 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.2k ⭐ Last Release: 2021-09-28 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.5k ⭐ Last Release: 2024-02-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 2.9k ⭐ Last Release: 2024-02-09 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-01-25 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-11-21 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.6k ⭐ Last Release: 2024-01-02 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 7.9k ⭐ Last Release: 2024-02-04 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 834 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2023-12-26 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.2k ⭐ Last Release: 2024-02-14 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-02-01 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-01-25 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.1k ⭐ Last Release: 2024-01-31 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 7.9k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.7k ⭐ Last Release: 2024-02-06 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.3k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.2k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 922 ⭐ Last Release: 2024-02-17	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-02-01 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 519 ⭐ Last Release: 2023-11-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Grafbase
The GraphQL platform Github: grafbase/grafbase Type: Code first | SDL first Stars: 905 ⭐ Last Release: 2024-02-16	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.1k ⭐ Last Release: 2024-02-13	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 466 ⭐ Last Release: 2024-01-16 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 144 ⭐ Last Release: 2024-02-21	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.7k ⭐ Last Release: 2024-02-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 4.8k ⭐ Last Release: 2024-02-23 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.2k ⭐ Last Release: 2021-09-28 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.5k ⭐ Last Release: 2024-02-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 2.9k ⭐ Last Release: 2024-02-20 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-01-25 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-02-21 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.6k ⭐ Last Release: 2024-01-02 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 7.9k ⭐ Last Release: 2024-02-04 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 833 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2023-12-26 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.2k ⭐ Last Release: 2024-02-24 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-02-23 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-01-25 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.1k ⭐ Last Release: 2024-01-31 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 7.9k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.7k ⭐ Last Release: 2024-02-06 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.3k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.2k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 924 ⭐ Last Release: 2024-02-17	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-02-01 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 519 ⭐ Last Release: 2023-11-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Grafbase
The GraphQL platform Github: grafbase/grafbase Type: Code first | SDL first Stars: 904 ⭐ Last Release: 2024-02-23	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🟢 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.1k ⭐ Last Release: 2024-02-23	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 465 ⭐ Last Release: 2024-02-23 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 144 ⭐ Last Release: 2024-02-21	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.7k ⭐ Last Release: 2024-02-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 4.8k ⭐ Last Release: 2024-03-02 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.2k ⭐ Last Release: 2021-09-28 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.5k ⭐ Last Release: 2024-02-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 2.9k ⭐ Last Release: 2024-02-28 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-01-25 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-02-21 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.6k ⭐ Last Release: 2024-01-02 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 8.0k ⭐ Last Release: 2024-02-04 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 832 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2023-12-26 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.2k ⭐ Last Release: 2024-03-02 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-03-01 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-01-25 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.1k ⭐ Last Release: 2024-02-29 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 7.9k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.7k ⭐ Last Release: 2024-02-06 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.3k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.2k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 925 ⭐ Last Release: 2024-02-17	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-02-01 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 521 ⭐ Last Release: 2023-11-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Grafbase
The GraphQL platform Github: grafbase/grafbase Type: Code first | SDL first Stars: 934 ⭐ Last Release: 2024-02-23	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.1k ⭐ Last Release: 2024-02-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 467 ⭐ Last Release: 2024-02-27 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 144 ⭐ Last Release: 2024-05-03	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.8k ⭐ Last Release: 2024-02-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 4.9k ⭐ Last Release: 2024-04-22 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.2k ⭐ Last Release: 2021-09-28 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.6k ⭐ Last Release: 2024-03-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 3.0k ⭐ Last Release: 2024-04-30 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-04-18 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-04-16 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.7k ⭐ Last Release: 2024-04-18 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 8.0k ⭐ Last Release: 2024-03-29 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 831 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2024-04-22 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.2k ⭐ Last Release: 2024-04-17 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-05-01 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-03-11 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.1k ⭐ Last Release: 2024-03-18 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 8.0k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.8k ⭐ Last Release: 2024-05-01 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.3k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.2k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 939 ⭐ Last Release: 2024-04-16	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-02-01 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 523 ⭐ Last Release: 2023-11-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.2k ⭐ Last Release: 2024-04-30	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 485 ⭐ Last Release: 2024-04-30 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 144 ⭐ Last Release: 2024-05-03	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.8k ⭐ Last Release: 2024-02-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 4.9k ⭐ Last Release: 2024-04-22 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.2k ⭐ Last Release: 2021-09-28 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.6k ⭐ Last Release: 2024-03-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 3.0k ⭐ Last Release: 2024-04-30 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-04-18 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-04-16 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.7k ⭐ Last Release: 2024-04-18 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 8.0k ⭐ Last Release: 2024-03-29 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 831 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2024-04-22 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.2k ⭐ Last Release: 2024-04-17 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-05-01 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-03-11 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.1k ⭐ Last Release: 2024-03-18 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 8.0k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.8k ⭐ Last Release: 2024-05-01 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.3k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.2k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 939 ⭐ Last Release: 2024-04-16	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-02-01 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 523 ⭐ Last Release: 2023-11-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.2k ⭐ Last Release: 2024-04-30	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 485 ⭐ Last Release: 2024-04-30 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 142 ⭐ Last Release: 2024-05-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.8k ⭐ Last Release: 2024-02-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 5.0k ⭐ Last Release: 2024-06-04 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.2k ⭐ Last Release: 2021-09-28 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.7k ⭐ Last Release: 2024-06-07	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 3.0k ⭐ Last Release: 2024-05-31 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-05-06 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-05-21 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.7k ⭐ Last Release: 2024-04-18 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 8.1k ⭐ Last Release: 2024-05-08 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 830 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2024-04-22 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.3k ⭐ Last Release: 2024-05-21 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-05-05 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-03-11 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.2k ⭐ Last Release: 2024-03-18 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 8.0k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.8k ⭐ Last Release: 2024-06-07 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.4k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.3k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 936 ⭐ Last Release: 2024-06-02	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-02-01 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 524 ⭐ Last Release: 2023-11-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.2k ⭐ Last Release: 2024-06-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 486 ⭐ Last Release: 2024-05-31 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 142 ⭐ Last Release: 2024-05-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.8k ⭐ Last Release: 2024-02-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 5.1k ⭐ Last Release: 2024-06-12 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.2k ⭐ Last Release: 2021-09-28 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.7k ⭐ Last Release: 2024-06-13	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 3.0k ⭐ Last Release: 2024-06-14 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-05-06 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-05-21 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.7k ⭐ Last Release: 2024-04-18 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 8.1k ⭐ Last Release: 2024-05-08 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 830 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2024-04-22 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.3k ⭐ Last Release: 2024-05-21 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-06-11 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-06-13 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.2k ⭐ Last Release: 2024-03-18 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 8.0k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.8k ⭐ Last Release: 2024-06-10 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.4k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.3k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 937 ⭐ Last Release: 2024-06-02	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-02-01 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 525 ⭐ Last Release: 2024-06-10	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.2k ⭐ Last Release: 2024-06-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 486 ⭐ Last Release: 2024-06-13 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 142 ⭐ Last Release: 2024-06-17	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.8k ⭐ Last Release: 2024-02-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 5.1k ⭐ Last Release: 2024-06-21 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.2k ⭐ Last Release: 2021-09-28 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.7k ⭐ Last Release: 2024-06-13	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 3.0k ⭐ Last Release: 2024-06-14 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-05-06 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-06-18 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.7k ⭐ Last Release: 2024-04-18 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 8.1k ⭐ Last Release: 2024-06-18 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 830 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2024-04-22 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.3k ⭐ Last Release: 2024-06-22 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-06-21 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-06-19 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.2k ⭐ Last Release: 2024-03-18 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 8.0k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.8k ⭐ Last Release: 2024-06-10 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.4k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.3k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 939 ⭐ Last Release: 2024-06-20	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-02-01 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 525 ⭐ Last Release: 2024-06-10	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.2k ⭐ Last Release: 2024-06-22	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 488 ⭐ Last Release: 2024-06-13 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 142 ⭐ Last Release: 2024-06-17	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.8k ⭐ Last Release: 2024-02-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 5.1k ⭐ Last Release: 2024-06-21 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.2k ⭐ Last Release: 2021-09-28 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.7k ⭐ Last Release: 2024-06-13	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 3.0k ⭐ Last Release: 2024-06-14 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-05-06 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-06-18 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.7k ⭐ Last Release: 2024-04-18 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 8.1k ⭐ Last Release: 2024-06-18 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 830 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2024-04-22 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2024-02-07 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.3k ⭐ Last Release: 2024-06-22 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-06-21 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-06-19 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.2k ⭐ Last Release: 2024-03-18 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 8.0k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.8k ⭐ Last Release: 2024-06-10 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.4k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.3k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 939 ⭐ Last Release: 2024-06-20	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-02-01 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 525 ⭐ Last Release: 2024-06-10	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.2k ⭐ Last Release: 2024-06-22	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 488 ⭐ Last Release: 2024-06-13 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 140 ⭐ Last Release: 2024-07-02	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.8k ⭐ Last Release: 2024-02-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 5.1k ⭐ Last Release: 2024-08-15 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.3k ⭐ Last Release: 2024-07-11 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.8k ⭐ Last Release: 2024-06-13	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 3.0k ⭐ Last Release: 2024-07-11 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-07-25 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-07-16 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.7k ⭐ Last Release: 2024-08-08 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 8.2k ⭐ Last Release: 2024-08-15 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 828 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2024-04-22 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2024-07-02 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2024-07-02 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.3k ⭐ Last Release: 2024-08-13 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-08-05 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-06-23 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.2k ⭐ Last Release: 2024-03-18 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 8.0k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.9k ⭐ Last Release: 2024-07-31 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.4k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.3k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 941 ⭐ Last Release: 2024-07-02	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-07-22 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 527 ⭐ Last Release: 2024-07-27	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.2k ⭐ Last Release: 2024-08-16	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 495 ⭐ Last Release: 2024-08-15 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 140 ⭐ Last Release: 2024-07-02	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.8k ⭐ Last Release: 2024-02-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 5.1k ⭐ Last Release: 2024-08-15 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.3k ⭐ Last Release: 2024-07-11 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.8k ⭐ Last Release: 2024-06-13	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 3.0k ⭐ Last Release: 2024-07-11 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-07-25 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-07-16 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.7k ⭐ Last Release: 2024-08-08 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 8.2k ⭐ Last Release: 2024-08-15 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 828 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2024-04-22 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2024-07-02 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2024-07-02 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.3k ⭐ Last Release: 2024-08-13 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-08-05 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-06-23 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.2k ⭐ Last Release: 2024-03-18 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 8.0k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.9k ⭐ Last Release: 2024-07-31 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.4k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.3k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 941 ⭐ Last Release: 2024-07-02	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-07-22 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 527 ⭐ Last Release: 2024-07-27	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.2k ⭐ Last Release: 2024-08-16	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 495 ⭐ Last Release: 2024-08-15 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

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Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 140 ⭐ Last Release: 2024-07-02	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.8k ⭐ Last Release: 2024-02-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 5.1k ⭐ Last Release: 2024-08-15 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.3k ⭐ Last Release: 2024-07-11 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.8k ⭐ Last Release: 2024-06-13	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 3.0k ⭐ Last Release: 2024-07-11 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-07-25 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-07-16 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.7k ⭐ Last Release: 2024-08-08 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 8.2k ⭐ Last Release: 2024-08-15 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 828 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2024-04-22 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2024-07-02 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2024-07-02 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.3k ⭐ Last Release: 2024-08-13 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-08-05 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-06-23 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.2k ⭐ Last Release: 2024-03-18 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 8.0k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.9k ⭐ Last Release: 2024-07-31 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.4k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.3k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 941 ⭐ Last Release: 2024-07-02	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-07-22 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 527 ⭐ Last Release: 2024-07-27	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.2k ⭐ Last Release: 2024-08-16	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 495 ⭐ Last Release: 2024-08-15 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
StepZen, an IBM Company
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 140 ⭐ Last Release: 2024-07-02	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.8k ⭐ Last Release: 2024-02-06	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 5.1k ⭐ Last Release: 2024-08-15 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.3k ⭐ Last Release: 2024-07-11 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 9.8k ⭐ Last Release: 2024-06-13	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 3.0k ⭐ Last Release: 2024-07-11 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-07-25 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-07-16 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.7k ⭐ Last Release: 2024-08-08 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 8.2k ⭐ Last Release: 2024-08-15 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 828 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.3k ⭐ Last Release: 2024-04-22 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.4k ⭐ Last Release: 2024-07-02 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.4k ⭐ Last Release: 2024-07-02 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.3k ⭐ Last Release: 2024-08-13 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.3k ⭐ Last Release: 2024-08-05 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-06-23 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.2k ⭐ Last Release: 2024-03-18 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 8.0k ⭐ Last Release: 2023-07-26 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 3.9k ⭐ Last Release: 2024-07-31 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.4k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.3k ⭐ Last Release: 2022-11-28	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 941 ⭐ Last Release: 2024-07-02	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-07-22 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 527 ⭐ Last Release: 2024-07-27	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.2k ⭐ Last Release: 2024-08-16	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 495 ⭐ Last Release: 2024-08-15 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
IBM API Connect for GraphQL
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 140 ⭐ Last Release: 2024-11-03	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.9k ⭐ Last Release: 2024-10-24	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 5.2k ⭐ Last Release: 2024-11-06 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.3k ⭐ Last Release: 2024-07-11 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 10.0k ⭐ Last Release: 2024-11-09	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 3.1k ⭐ Last Release: 2024-10-15 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-10-28 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-10-23 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.8k ⭐ Last Release: 2024-10-29 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 8.3k ⭐ Last Release: 2024-11-08 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 829 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.4k ⭐ Last Release: 2024-10-14 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.5k ⭐ Last Release: 2024-10-23 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-10-23 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.3k ⭐ Last Release: 2024-11-07 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.4k ⭐ Last Release: 2024-09-20 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-10-31 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.2k ⭐ Last Release: 2024-03-18 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 8.1k ⭐ Last Release: 2024-11-09 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 4.0k ⭐ Last Release: 2024-11-08 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.4k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.4k ⭐	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 947 ⭐ Last Release: 2024-09-24	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-11-07 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 532 ⭐ Last Release: 2024-07-27	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.3k ⭐ Last Release: 2024-11-08	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 508 ⭐ Last Release: 2024-10-31 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
IBM API Connect for GraphQL
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 139 ⭐ Last Release: 2024-11-03	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.9k ⭐ Last Release: 2024-10-24	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 5.3k ⭐ Last Release: 2024-11-12 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.3k ⭐ Last Release: 2024-07-11 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 10.0k ⭐ Last Release: 2024-11-09	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 3.1k ⭐ Last Release: 2024-10-15 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-10-28 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-10-23 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.8k ⭐ Last Release: 2024-10-29 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 8.3k ⭐ Last Release: 2024-11-14 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 829 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.4k ⭐ Last Release: 2024-10-14 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.5k ⭐ Last Release: 2024-10-23 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-10-23 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.3k ⭐ Last Release: 2024-11-12 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.4k ⭐ Last Release: 2024-09-20 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-11-13 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.2k ⭐ Last Release: 2024-03-18 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 8.1k ⭐ Last Release: 2024-11-09 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 4.0k ⭐ Last Release: 2024-11-08 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.4k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.4k ⭐	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 947 ⭐ Last Release: 2024-09-24	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-11-07 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 533 ⭐ Last Release: 2024-07-27	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.3k ⭐ Last Release: 2024-11-15	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 508 ⭐ Last Release: 2024-10-31 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
IBM API Connect for GraphQL
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

[github-actions]

Apollo Federation Subgraph Compatibility Results

The following open-source GraphQL server libraries and other solutions support acting as a subgraph in a federated supergraph.

Table Legend

Icon	Description
	Maintained by Apollo
🟢	Functionality is supported
❌	Critical functionality is NOT supported
🔲	Additional federation functionality is NOT supported

Ballerina

Library	Federation 1 Support	Federation 2 Support
Ballerina GraphQL Module
A spec-compliant, production-ready, Standard Library module for building and interacting with GraphQL APIs using Ballerina. Github: ballerina-platform/module-ballerina-graphql Type: Code first Stars: 140 ⭐ Last Release: 2024-11-03	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🔲 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

C# / .NET

Library	Federation 1 Support	Federation 2 Support
GraphQL for .NET
GraphQL for .NET Github: graphql-dotnet/graphql-dotnet Type: Code first | SDL first Stars: 5.9k ⭐ Last Release: 2024-10-24	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🔲 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
Hot Chocolate
Open-source GraphQL server for the Microsoft .NET platform that takes the complexity away and lets you focus on delivering the next big thing. Github: ChilliCream/graphql-platform Type: Code first | SDL first Stars: 5.3k ⭐ Last Release: 2024-12-03 Federation Library: apollographql/federation-hotchocolate	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Elixir

Library	Federation 1 Support	Federation 2 Support
Absinthe
The GraphQL toolkit for Elixir Github: absinthe-graphql/absinthe Type: Code first Stars: 4.3k ⭐ Last Release: 2024-07-11 Federation Library: DivvyPayHQ/absinthe_federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Go

Library	Federation 1 Support	Federation 2 Support
gqlgen
go generate based graphql server library Github: 99designs/gqlgen Type: SDL first Stars: 10.0k ⭐ Last Release: 2024-12-10	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Go (fork)
This is a fork of graphql-go/graphql that adds Federation support Github: dariuszkuc/graphql Type: Code first Stars: 2 ⭐ Last Release: 2022-11-11	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲

Java / Kotlin

Library	Federation 1 Support	Federation 2 Support
dgs-framework
GraphQL for Java with Spring Boot made easy. Github: netflix/dgs-framework Type: SDL first Stars: 3.1k ⭐ Last Release: 2024-12-12 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Java Kickstart (Spring Boot)
GraphQL and GraphiQL Spring Framework Boot Starters - Forked from oembedler/graphql-spring-boot due to inactivity. Github: graphql-java-kickstart/graphql-spring-boot Type: SDL first Stars: 1.5k ⭐ Last Release: 2023-12-07 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link ❌ @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Kotlin
Libraries for running GraphQL in Kotlin Github: ExpediaGroup/graphql-kotlin Type: Code first Stars: 1.7k ⭐ Last Release: 2024-10-28 Core Library: GraphQL Java	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Spring GraphQL
Spring Integration for GraphQL Github: spring-projects/spring-graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-10-23 Core Library: GraphQL Java Federation Library: apollographql/federation-jvm	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

JavaScript / TypeScript

Library	Federation 1 Support	Federation 2 Support
Apollo Server
🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more. Github: apollographql/apollo-server   Type: SDL first Stars: 13.8k ⭐ Last Release: 2024-10-29 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
express-graphql
Create a GraphQL HTTP server with Express. Github: graphql/express-graphql Type: SDL first Stars: 6.3k ⭐ Last Release: 2020-11-19 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Yoga
The fully-featured GraphQL server with focus on easy setup, performance and great developer experience. Github: dotansimha/graphql-yoga Type: SDL first Stars: 8.3k ⭐ Last Release: 2024-12-14 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL Helix
A highly evolved and framework-agnostic GraphQL HTTP server. Github: contra/graphql-helix Type: SDL first Stars: 830 ⭐ Last Release: 2022-07-09 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Mercurius
Implement GraphQL servers and gateways with Fastify Github: mercurius-js/mercurius Type: SDL first Stars: 2.4k ⭐ Last Release: 2024-10-14 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
NestJS (code first)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: Code first Stars: 1.5k ⭐ Last Release: 2024-12-04 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🔲 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
NestJS (SDL First)
A progressive Node.js framework for building efficient, reliable and scalable server-side applications. Github: nestjs/graphql Type: SDL first Stars: 1.5k ⭐ Last Release: 2024-12-04 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Pothos GraphQL
Plugin based GraphQL schema builder that makes building graphql schemas with TypeScript easy, fast and enjoyable. Github: hayes/pothos Type: Code first Stars: 2.4k ⭐ Last Release: 2024-11-30 Core Library: GraphQL.js	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

PHP

Library	Federation 1 Support	Federation 2 Support
Lighthouse (Laravel)
A framework for serving GraphQL from Laravel Github: nuwave/lighthouse Type: SDL first Stars: 3.4k ⭐ Last Release: 2024-12-11 Core Library: webonyx/graphql-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
GraphQL PHP
PHP implementation of the GraphQL specification based on the reference implementation in JavaScript Github: webonyx/graphql-php Type: Code first Stars: 4.6k ⭐ Last Release: 2024-12-04 Federation Library: Skillshare/apollo-federation-php	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲

Python

Library	Federation 1 Support	Federation 2 Support
Ariadne
Python library for implementing GraphQL servers using schema-first approach. Github: mirumee/ariadne Type: SDL first Stars: 2.2k ⭐ Last Release: 2024-03-18 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢
Graphene
GraphQL framework for Python Github: graphql-python/graphene Type: Code first Stars: 8.1k ⭐ Last Release: 2024-11-09 Core Library: GraphQL-core 3 Federation Library: graphql-python/graphene-federation	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Strawberry
A GraphQL library for Python that leverages type annotations 🍓 Github: strawberry-graphql/strawberry Type: Code first Stars: 4.1k ⭐ Last Release: 2024-12-13 Core Library: GraphQL-core 3	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Ruby

Library	Federation 1 Support	Federation 2 Support
GraphQL Ruby
Ruby implementation of GraphQL Github: rmosolgo/graphql-ruby Type: Code first Stars: 5.4k ⭐ Last Release: 2021-02-12 Federation Library: Gusto/apollo-federation-ruby	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🟢

Rust

Library	Federation 1 Support	Federation 2 Support
async-graphql
A GraphQL server library implemented in Rust Github: async-graphql/async-graphql Type: Code first Stars: 3.4k ⭐	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🔲

Scala

Library	Federation 1 Support	Federation 2 Support
Caliban
Functional GraphQL library for Scala Github: ghostdogpr/caliban Type: Code first Stars: 947 ⭐ Last Release: 2024-09-24	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
Sangria
Scala GraphQL implementation Github: sangria-graphql/sangria Type: Code first Stars: 2.0k ⭐ Last Release: 2024-11-07 Federation Library: sangria-graphql/sangria-federated	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Swift

Library	Federation 1 Support	Federation 2 Support
Graphiti
The Swift GraphQL Schema framework for macOS and Linux Github: GraphQLSwift/Graphiti Type: SDL first Stars: 534 ⭐ Last Release: 2024-12-14	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢

Other Solutions

Library	Federation 1 Support	Federation 2 Support
AWS AppSync
Serverless GraphQL and Pub/Sub APIs	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Dgraph
Dgraph is the native GraphQL database with a graph backend. It is open-source, scalable, distributed, highly available and lightning fast.	_service ❌ @key (single) 🟢 @key (multi) 🔲 @key (composite) 🔲 repeatable @key 🔲 @requires 🔲 @provides 🔲 federated tracing 🔲	@link ❌ @shareable 🔲 @tag 🔲 @override 🔲 @inaccessible 🔲 @composeDirective 🔲 @interfaceObject 🔲
GraphQL Mesh
Executable GraphQL schema from multiple data sources, query anything, run anywhere. Github: Urigo/graphql-mesh Stars: 3.3k ⭐ Last Release: 2024-12-14	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲
Neo4J Graph Database
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations. Github: neo4j/graphql Type: Code first | SDL first Stars: 513 ⭐ Last Release: 2024-12-04 Core Library: GraphQL.js Federation Library: Apollo Subgraph	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🟢 repeatable @key 🟢 @requires 🟢 @provides 🟢 federated tracing 🟢	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🟢 @interfaceObject 🟢
IBM API Connect for GraphQL
Build GraphQL APIs for all your data in a declarative way. Federate across any data source, including GraphQL.	_service 🟢 @key (single) 🟢 @key (multi) 🟢 @key (composite) 🔲 repeatable @key 🔲 @requires 🟢 @provides 🔲 federated tracing 🔲	@link 🟢 @shareable 🟢 @tag 🟢 @override 🟢 @inaccessible 🟢 @composeDirective 🔲 @interfaceObject 🔲