ReviewQuake 2 is a software product developed by id Software. We know of versions 7.9, 3.2, 1.0, 0.2. Version 188.8.131.52 is downloadable at our site. Quake 2 package has a size of 39,030,653 bytes. Id Software also publishes GtkRadiant.
As id Software says: Quake II is the next major follow up after Quake I.