Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Vvvv - vvvv is a graphical programming environment for easy prototyping and development.
Autodesk 3DS Max - 3ds Max is software for 3D modeling, animation, rendering, and visualization. Create stunning game enrivonments, design visualizations, and virtual reality experiences.
Processing - C++ and Java programming at the speed of thought.
ZBrush - ZBrush is a digital sculpting and painting software solution.
Vuo - Design and build live interactive media.