What was new in Houdini 17
Add Vellum cloth, hair, and soft body as secondary effects on top of a crowd simulation.
Full-body IK solver available through VEX functions solvefbik and agentsolvefbik.
New more convenient setup workflow no longer requires baking files to disk.
Smoother clip blending and transitioning.
New Agent Unpack SOP.
Improved Agent Clip SOP 2.0.
Support for compressed .bclip.sc files.
Destruction and RBD
Rendering, UVs, and HQueue
Animation and Character
Games and Houdini Engine
UI, Scripting, and General
VEX and VOPs