Gimel Studio - Next-generation of the cross-platform non-destructive, node based 2D image graphics editor
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
GIMP - GIMP is a multiplatform photo manipulation tool.
Autodesk 3DS Max - 3ds Max is software for 3D modeling, animation, rendering, and visualization. Create stunning game enrivonments, design visualizations, and virtual reality experiences.
PixaFlux - PixaFlux is a node based image processing application.
Cinema 4D - Cinema 4D is a 3D modeling, animation, motion graphics and rendering application.