Diego Inácio has created several geometry tools for Houdini, using Python.
Houdini for Games - Frima Studio
See how Frima Studio use Houdini to generate content for their games.
Side Effects Software have announced the release of Houdini Indie for independent animators and game makers.
Houdini Demo Reel 2014
Side Effects Software has released the 2014 Demo Reel featuring the work of Houdini customers worldwide.