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Portal 2 is a 2011 puzzle-platform game developed by Valve for Windows, Mac OS X, Linux, PlayStation 3, and Xbox 360. The digital PC version is distributed online by Valve's Steam service, while all retail editions were distributed by Electronic Arts. A port for the Nintendo Switch was included as part of Portal: Companion Collection.
A standalone version with extra puzzles, Portal: Still Alive, was also published by Valve on the Xbox Live Arcade service in October 2008 exclusively for Xbox 360. A sequel, Portal 2, was released in 2011, which expanded on the storyline, added several gameplay mechanics, and included a cooperative multiplayer mode.
Single player, multiplayer. The Orange Box is a video game compilation containing five games developed and published by Valve. Two of the games included, Half-Life 2 and its first stand-alone expansion, Episode One; had previously been released as separate products. Three new games were also included in the compilation: the second stand-alone ...
Portal is a series of first-person puzzle-platform video games developed by Valve.Set in the Half-Life universe, the two main games in the series, Portal (2007) and Portal 2 (2011), center on a woman, Chell, forced to undergo a series of tests within the Aperture Science Enrichment Center by a malicious artificial intelligence, GLaDOS, that controls the facility.
Valve's logo. Valve is an American video game developer and publisher founded in 1996 by Gabe Newell and Mike Harrington. The company is based in Bellevue, Washington. [1] Valve's first game was Half-Life, a first-person shooter released in 1998. [2] It sold over nine million retail copies. [3][4] Alongside Half-Life ' s launch, Valve released ...
Aperture Tag: The Paint Gun Testing Initiative is a 2014 puzzle-platform game developed and published by the Aperture Tag Team for Windows and OS X.Unlike the official Portal series, the gameplay revolves around a paint gun rather than a portal gun, that fires two kinds of gel, one of which gives the player a jump boost and the other a speed boost.
Half-Life is a series of first-person shooter (FPS) games created by Valve. The games combine shooting combat, puzzles and storytelling. The original Half-Life, Valve's first product, was released in 1998 for Windows to critical and commercial success. Players control Gordon Freeman, a scientist who must survive an alien invasion.
In 2012, Valve announced Steam for Schools, a free function-limited version of the Steam client for schools. [140] It was part of Valve's initiative to support gamification of learning. It was released alongside free versions of Portal 2 and a standalone program called "Puzzle Maker" that allowed teachers and students to create and manipulate ...
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