Captable, Inc. is an open-source project that you can host on your own server. This gives you full control over your data.
If you like to self-host Captable, Inc., please schedule a call with us, and we will help you set up your own instance.
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Prerequisites:
- Docker
- Postgres database (RDS, Cloud SQL, Supabase, Neon etc.)
- SMTP provider (Resend, AWS SES, Mailgun, Sendgrid etc.)
- S3 Compatible storage (AWS S3, R2, Minio, Backblaze etc.)
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Official Docker Images:
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Environment Variables:
Following envrionment variables are required
NODE_ENV="production"
DATABASE_URL="postgres://user:password@host:port/dbname"
NEXTAUTH_SECRET="xxx" # Generated by `openssl rand -base64 32`
NEXTAUTH_URL="https://your-domain.com"
NEXT_PUBLIC_BASE_URL="https://your-domain.com"
# Email server environment variables
EMAIL_FROM="[email protected]"
# Please use encrypted/TLS connection for SMTP server.
EMAIL_SERVER="smtp://username:password@host:port"
# File uplod environment variables
UPLOAD_REGION="us-west-1" # auto when using Cloudflare R2
UPLOAD_ENDPOINT="https://xxx.r2.cloudflarestorage.com"
UPLOAD_ACCESS_KEY_ID="xxx"
UPLOAD_SECRET_ACCESS_KEY="xxx"
UPLOAD_BUCKET_PUBLIC="public-bucket-name"
UPLOAD_BUCKET_PRIVATE="private-bucket-name"
Following environment variables are optional
# If you are using custom domain, especially with Cloudflare R2, AWAS S3 with custom domain.
NEXT_PUBLIC_UPLOAD_DOMAIN="https://custom.your-domain.com"
- Run the docker container:
docker run -d \
-e NODE_ENV="replace" \
-e DATABASE_URL="replace" \
-e NEXTAUTH_SECRET="replace" \
-e NEXTAUTH_URL="replace" \
-e NEXT_PUBLIC_BASE_URL="replace" \
-e EMAIL_FROM="replace" \
-e EMAIL_SERVER="replace" \
-e UPLOAD_REGION="replace" \
-e UPLOAD_ENDPOINT="replace" \
-e NEXT_PUBLIC_UPLOAD_DOMAIN="replace" \
-e UPLOAD_ACCESS_KEY_ID="replace" \
-e UPLOAD_SECRET_ACCESS_KEY="replace" \
-e UPLOAD_BUCKET_PUBLIC="replace" \
-e UPLOAD_BUCKET_PRIVATE="replace" \
-p 3000:3000 \
captable/captable
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Setup CORS for file uploads:
Some of the services including Cloudflare R2 may require you to setup CORS for file uploads.\Here is an sample CORS configuration for Cloudflare R2.
[
{
"AllowedOrigins": [
"https://your-domain.com"
],
"AllowedMethods": [
"HEAD",
"GET",
"POST",
"PUT",
"DELETE"
],
"AllowedHeaders": [
"*"
]
}
]
- Run database migrations:
docker exec -it <container_id> npx prisma migrate deploy