PhysBAM is a multiphysics simulation library, capable of simulating rigid & deformable bodies, compressible & incompressible fluids, coupled solids & fluids, coupled rigid & deformable solids, articulated rigid bodies & humans, fracture, fire, smoke, hair, cloth, muscles, as well as many other natural phenomena.
Библиотека је отвореног кода и постоји
иницијатива за њено интегрисање у Blender
http://www.blendernation.com/2011/03/25/physbam-has-been-released/