Gmsh - Gmsh is a 3D finite element grid generator with a build-in CAD engine and post-processor.
Keyshot - KeyShot 3D rendering and animation software is the fastest, easiest way to create amazing, photographic visuals of your 3D models. Enter your search in the box aboveTryYour download of KeyShot is only moments away.
NETGEN - NETGEN is an automatic 3d tetrahedral mesh generator.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Altair - Visually Analyze Any Data at the Speed of Business
Cinema 4D - Cinema 4D is a 3D modeling, animation, motion graphics and rendering application.