Previously called the "QUAKE 3 Engine" and one of the most successful licensed engines in history, id Tech 3 was the engine used to create games such as Quake II Arena, Return to Castle Wolfenstein and Soldier of Fortune II: Double Helix. id Tech 3 introduced shaders, curved surfaces, 32-bit color, special effects, bleeding-edge networking and super-smooth speedy hardware rendering.
This patch fixes multiple small and not that small bugs from the version 1.3 of the GBS Mod, it requires the GBS Mod to be installed.
This is the basis for the new mod. The source is available via SVN (see below)