A few total conversions have managed to become stand-alone games.
World Tour is available in several bundle packages, as well as the stand-alone game.
It was also sold as a stand-alone game for several consoles.
It is not considered a stand-alone game, but instead a variation of this one.
Originally a Quake 3 modification, but became a stand-alone game.
It functions as a stand-alone game and does not require Red Alert 3 to play.
The following are all fully stand-alone games spin off from the original game.
It is available as a stand-alone offline game for download free of charge.
This disk required the original Utopia and could not be played as a stand-alone game.
SubGenius can also be played as a stand-alone game.