Inkscape - Inkscape is a free, open source professional vector graphics editor for Windows, Mac OS X and Linux.
Synfig Studio - Just another WordPress site
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
FaceRig - FaceRig is a program that aims to enable anyone with a webcam to digitally embody awesome...
Cinema 4D - Cinema 4D is a 3D modeling, animation, motion graphics and rendering application.
MocapX - Facial Motion capture app Maya and iPhone. With the MocapX animator, you can easily use the iPhone camera to animate characters in real time directly in Maya. MocapX tools enable you to use any custom or production rig as well as any Maya feature.