Diego Inácio has created several geometry tools for Houdini, using Python.
Tea and Cookies in Houdini - Tutorial
Tea and Cookies in Houdini is a two part commercial tutorial in Houdini, going through all the steps of the scene's creation.
See the new features and improvements in Side Effects Software's fresh release of Houdini 12.5.
Houdini - Apprentice Cook-Off Challenge
Join the Apprentice Cook-Off, a summer long challenge for Houdini users.