Valve Software is a American developer of video games.
Valve Software has been active on the market since before 1998.
One of its first projects was game Half-Life.
The developer's most recent work is Half-Life 3; company is releasing this game in-house. Production release will occur in the near future; exact date not yet known.
Valve Software
Official Webpage: https://www.valvesoftware.com
FB profile: https://www.facebook.com/Valve/
Valve Software | Top Developed Video Games

Deadlock (PC)

Half-Life (PC)

Left 4 Dead 2 (PC)

Half-Life 2 (PC)

Half-Life 2: Episode Two (PC)

Counter-Strike: Global Offensive (PC)
Completed & Released Games
Portal: Companion Collection | Switch2022
Dota Underlords | PC, AND, iOS2020
The Lab | PC2016
Half-Life 2: Episode One | AND2014
Portal | AND2014
Dota 2 | PC2013
Counter-Strike: Global Offensive | PS3, PC, X3602012
Team Fortress 2: Mann vs. Machine | PC2012
Left 4 Dead 2: The Sacrifice | PC, X3602010
Alien Swarm | PC2010
Left 4 Dead 2: The Passing | X360, PC2010
Portal: Still Alive | X3602008
Half-Life 2: Episode Two | PC2007
Portal | PC2007
Half-Life 2: Episode One | PC2006
Counter-Strike: Source | PC2005
Day of Defeat: Source | PC2005
Half-Life 2 | PC2004
Half-Life | PS22001
Half-Life: Blue Shift | PC2001
Half-Life: Counter-Strike | PC2000
Team Fortress Classic | PC1999
Half-Life | PC1998
Half-Life 2: Episode Three | PCanulowana
Half-Life 2: The Black Box | PCanulowana