3D .NET engine for Windows, Linux, Mac
Design and Display Happy Cube solutions
action/combat flight sim
A program that can be used to generate normal maps from images .
Simple 3D viewer
Pear3DEngine is a modern and modular 3D development framework
https://github.com/horde3d/Horde3D
Multi-Language Wrapper Collection for the Irrlicht Engine
Volume Rendering library in Java