LitTech is a 2D game engine framework which is programmed in Delphi and ASM. The engine relies on plugin usage to perform its tasks and is thus not internally bound to any hardware specifications. Pre-built plugins (e.g. DX9, FMODEx) are included.
A cross-platform Duke3D (Duke Nukem 3D) port which provides many new features for mod authors, including an enhanced scripting system and OpenGL renderer. Go to http://www.eduke32.com for downloads and http://bit.ly/dn_3d to get the game!