PC, Xbox 360, PlayStation 3, Macintosh Games included in The Orange Box compilation: The original Half-Life 2 - The player again picks up the crowbar of research scientist Gordon Freeman, who finds himself on an alien-infested Earth being picked to the bone, its resources depleted, its populace dwindling. Freeman is thrust into the...
2007 - Portal
PC, Macintosh, Linux, Android Portal is a new single player game from Valve. The game is designed to change the way players approach, manipulate, and surmise the possibilities in a given environment: players must solve physical puzzles and challenges by opening portals to maneuvering objects, and themselves, through space.
2008 - Portal: Still Alive
Xbox 360 Portal: Still Alive features the full award-winning Portal single player game from Valve, plus a new challenge mode. Designed to change the way you approach, manipulate, and surmise the possibilities in any given environment, Portal has earned over 70 industry honors for its innovative gameplay,...
PC Portal 1 & 2 Pack is a Miscellaneous game, developed by Valve Software and published by CyberFront, which was released in Japan in 2011.
2016 - The Lab
PC Welcome to The Lab, a compilation of Valve's room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It's free!