aka ogre v2 - scene-oriented, flexible 3D C++ engine
A Java math library for OpenGL rendering calculations
Avogadro libraries provide 3D rendering, visualization, and analysis
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
Free game engine for development of desktop, mobile, and web games
Cross-platform 2D and 3D game engine with modular architecture
Edit BZFlag world maps with 3D preview
Amateur 3D Game Engine
GLScene Engine for Delphi & C++Builder VCL Windows 32/64
crossplatform multithreaded object-oriented render and audio engine
An HTML5 saveAs() FileSaver implementation
A multiplatform medieval 3D MMORPG
A planetarium software that shows a 3D simulation of the night sky
C# graphics library used for 3D modeling, built with OpenGL/OpenTK
A real-time 3D Engine written in Ada
Create and edit LDraw™ parts quick and easy.
Game engine supporting many 3D/2D formats and graphic effects
Game library for Pascal
Open Source Solid Modeling CAD
A free 3d game for PC that does not limit the player. Fight,Build,Gain
Java3d scenegraph editor