Gideros Release version
A modern, cross-platform Quake game engine based on FitzQuake.
3D Engine c++
A cross-platform port of Hexen II game.
GemRB is a portable open-source implementation of the Infinity Engine
Hardcore 3D space shooter with spaceship upgrade possibilities.
WW2 U-boat simulation
A free 3d game for PC that does not limit the player. Fight,Build,Gain
Game library for Pascal
A real-time 3D Engine written in Ada
Game engine supporting many 3D/2D formats and graphic effects
Cross-platform real-time strategy game (3D)
3D Multiplayer Hover Soccer
C++ lightweight cross-platform game engine
Opengate is a Jumpgate remake
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.