Diego Inácio has created several geometry tools for Houdini, using Python.
Arnold 4.2 Sets New Performance Standards
Solid Angle will showcase Arnold 4.2 with Cinema4D and Houdini plug-ins at SIGGRAPH 2014.
Houdini 13 Update
Side Effects's latest version of Houdini 13 comes with new particles, finite element solver, lighting workflow and more.
Houdini - Demo Reel 2013
Side Effects Software have unveiled the 2013 Houdini Demo Reel.