Formerly the "QUAKE 2 Engine", with pioneering innovation in 3D environments, a few of id Tech 2's most notable features were out-of-the-box support for OpenGL hardware-accelerated graphics (in addition to the traditional software renderer), and colored lighting effects. Games created on this engine technology include QUAKE II, Hexen II, Heretic II, Sin, Soldier Of Fortune, Half-Life, Kingpin and Anachronox.
DDay Normandy 
DDay Normandy is a fun, addictive online multiplayer and offline singleplayer botmatch 3dshooter game. Axis vs Allied Currently there are 7 different teams you can play as, each with different weapons...
3 days ago, Released Aug 12, 2012 Multiplayer First Person Shooter
Kingpin: Life of Crime
Rise to the top of your own gang of thugs, and then take on the street’s top dog, the Kingpin. You wake up in a dumpster only to realize you’re now in a violent area where only the tough survive. Grab...
1 year ago, Released Jul 14, 2011 Single & Multiplayer First Person Shooter
UFO: Alien Invasion
It is the year 2084. You control a secret organization charged with defending Earth from a brutal alien enemy. Build up your bases, prepare your soldiers, and lead them to victory in turn-based tactical...
2 months ago, Released Nov 29, 2010 Single & Multiplayer Turn Based Strategy