MyPaint - MyPaint is a fast, distraction-free, and easy painting tool for digital artists.
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.
Microsoft Paint - Paint (formerly Paintbrush) is a simple, ultra-basic graphics painting program that is included...
ZBrush - ZBrush is a digital sculpting and painting software solution.