Diego Inácio has created several geometry tools for Houdini, using Python.
Making of Ambition with Houdini
Platige Image go behind the scenes on their Ambition short film and how they used Houdini for the effects.
Jayden Paterson - Houdini FX Reel 2014
Jayden Peterson has posted a reel showcasing his Houdini FX work.
See the new features and improvements in Side Effects Software's fresh release of Houdini 12.5.