Of course, these days the top id engine is Doom 3, and in line with both Quake and Quake II, Carmack & co have released the source code for Quake 3 for the world to play with, under the General ...

Check out how we test and review games here In a presentation broadcast live from QuakeCon, Carmack revealed that the Quake III source engine would be available from their FTP some time this week.