Diego Inácio has created several geometry tools for Houdini, using Python.
RISE - VFX Pipeline
Andreas Giesen and Simon Ohler talk to SideFX about Houdini and the RISE Visual Effects Studio pipeline.
Houdini 14 - Sand/Snow RnD
Graham Collier has created some sweet sand and snow tests using the new Houdini 14.
Orbolt - Smart 3D Asset Store
Side Effects Software have released a brand new Smart 3D Asset Store called Orbolt.