Simple and easy 3D engine for LÖVE
A real-time 3D Engine written in Ada
A public domain cross platform 3D game
3D .NET engine for Windows, Linux, Mac
realtime 3d surface rendering library
Java 2D graphics/utility library
Game engine supporting many 3D/2D formats and graphic effects
1st 3D game engine built in C# for .NET, Visual3D Engine's predecessor