Real-time 3D visualization of space
A Lightweighted Toolkit For Volume Rendering
Multi-Language Wrapper Collection for the Irrlicht Engine
PixelLight is a cross-platform application framework
In-flight navigation (and more) for private pilots (Linux).
A 3D rendering / entity engine
Game engine supporting many 3D/2D formats and graphic effects
A simple web interface for Blender, for rendering animations..