WAnother World (video game)
WThe Battle for Wesnoth
WBiniax
WBuster Bros.
WDaedalian Opus
WDuke Nukem 3D
WEnigma (2007 video game)
WFrozen Bubble
WGNU Chess
WGNU Go
WGorillas (video game)
WHexen: Beyond Heretic
WLiquid War
WNebulus (video game)
WNetHack
WPayback (video game)
WSopwith (video game)
WSokoban
WSuperTux
WZaz (video game)