Comment Quake 3 Arena: GPL'd and Free (as in beer) (Score 1) 194
They missed Q3A, surely the best free game out there. In 2005, id Software released the complete source code under the GNU GPL. The copyrighted textures have been duplicated by way of Open Arena. With Q3A/Open Arena, comes many amazing mods such as Challenge Pro-Mode (CPMA) and Urban Terror (UrT).
