Diego Inácio has created several geometry tools for Houdini, using Python.
SideFX have announced Houdini Engine, an API that will facilitate Houdini integration into proprietary studio software.
Nuaghty Dog Turn to Houdini for Uncharted 3
Find out about how Naughty Dog made use of Houdini for geometry fracturing and water effects in Uncharted 3.
Side Effects - FLIP Fluids in Houdini
Side Effects have announced a new webinar series, starting with one focusing on FLIP fluids in Houdini.