Diego Inácio has created several geometry tools for Houdini, using Python.
Houdini Engine for Autodesk Maya
SideFX have released Houdini Engine for Maya, with 3ds Max and Unreal versions coming soon.
De Planeta is an animated short by Leonardo Cavaletti that revolves around the birth, life and death of a little planet.
See the new features and improvements in Side Effects Software's fresh release of Houdini 12.5.