realistic driving simulation + functions for 2D/3D graphics
Vivid is a modern C++ 3D engine using OpenGL4+
Vivid Engine 2 is an open source 3D Engine coded using C# and C++.
3D .NET engine for Windows, Linux, Mac
shader editor
3D game engine for C and C++
A 3D physics library for the Nintendo DS
Pear3DEngine is a modern and modular 3D development framework