| Name | Type | Programming Interface | Platforms | Art creation | License |
| Ogre3D | 3D Renderer only | C++ or Python (via PyOgre) | Linux, Windows, OSX | Blender, Maya, 3DStudioMax, GTKRadiant, Lightwave [...] | LGPL |
| Nebula Device | 3D Renderer only | Windows | C++ | Blender, Maya, 3DStudioMax, GTKRadiant, Lightwave [...] | Custom |
| Irrlicht | 3D Renderer only | Linux, Windows, OSX | C++ (though has many script language bindings) | Blender, Maya, 3DStudioMax, GTKRadiant [...] | ZLIB |
| Soya3D | 3D Renderer only | Linux, Windows, OSX | Python | Blender, Maya, 3DStudioMax [...] | GPL |
| Blender Engine | Integrated Game Logic Editor, 3D Renderer, Sound Engine | Linux, Windows, OSX, SGI, IRIX | Python | Itself | GPL |
| QuakeIII | 3D Renderer, Networking, Triggers, AI, Sound Engine | Linux, Windows, OSX, FreeBSD, NetBSD, Solaris | C | GTKRadiant | GPL |
| Sauerbraten | 3D Renderer, Networking, Triggers, AI, Sound Engine | Linux, Windows | C++ | Itself | ZLIP |
