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Darkside urban fantasy novels by S.K.S. Perry

Valve Games

Information in the game database is updated periodically. Below, you'll find that information compiled as pertains to Valve. The company may be involved as a publisher, developer or both.

PC & Miscellaneous

Alien Swarm (PC) [July 19, 2010]
Counter-Strike: Global Offensive (PC) [August 21, 2012]
Counter-Strike: Source (PC) [November 16, 2004]
Half-Life (PC) [November 19, 1998]
Half-Life 2 (PC) [November 16, 2004]
Half-Life 2: Episode One (PC) [June 1, 2006]
Half-Life 2: Episode Two (PC) [October 9, 2007]
Left 4 Dead (PC) [November 18, 2008]
Left 4 Dead 2 (PC) [November 17, 2009]
The Orange Box (PC) [October 10, 2007]
Portal (PC) [October 9, 2007]
Portal 2 (MAC) [April 18, 2011]
SiN Episodes: Emergence (PC) [May 9, 2006]

PlayStation 2

Half-Life [November 14, 2001]

PlayStation 3

Counter-Strike: Global Offensive [August 21, 2012]
Half-Life 2 [June, 2007]
Portal 2 [April 19, 2011]


Counter-Strike [November 18, 2003]
Half-Life 2 [November 15, 2005]

Xbox 360

Counter-Strike: Global Offensive [August 22, 2012]
Left 4 Dead [November 17, 2008]
Left 4 Dead 2 [November 17, 2009]
The Orange Box [unknown]
Portal 2 [April 19, 2011]
Portal: Still Alive [October 22, 2008]

There are numerous companies in the industry, and their names change like the weather. The information above is not particular about the finer details. Acquisitions are common, so companies with no recent listings may still be developing games under a new name. For example, DMA Design currently has a Rockstar name. Do you know of a title that is not listed above but should be? Be sure and let a staff member know. You can contact staff if you click here.

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