- qLib A procedural asset library for SideFX Houdini. http://qlab.github.com/qLib
- Aelib A library of Digital Assets, Tools and Scripts for SideFX Houdini.
- egLib A collection of scripts for SideFx Houdini
- egMatLib About Material Library for Houdini Mantra, Redshift and Arnold
- zenv houdini hda tools focused on procedural modeling environments
- treegen Vegetation Generation Tool for Houdini
- HoudiniHowtos Houdini recipe files repository.
- Houdini Houdini pipeline and learning database
- vex_tutorial A collection of code snippets and examples showing syntax and capabilities of VEX language inside SideFX Houdini
- FeELib-for-Houdini www.zhihu.com/people/wxjl/posts