Blender - Blender is the open source, cross platform suite of tools for 3D creation.
NUKE - Our industry-leading Nuke Studio, NukeX & Nuke offers cutting-edge toolkits covering node-based compositing, editorial and finishing.
ZBrush - ZBrush is a digital sculpting and painting software solution.
Cinema 4D - Cinema 4D is a 3D modeling, animation, motion graphics and rendering application.
Massive Prime - Animation
meshmixer - meshmixer is an experimental 3D modeling tool for making 3D mashups without too much hassle.