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Valve

Valve is a developer of games on Steam. We have tracked 148 games and DLC released between November 8, 1998 and March 1, 2020. 13 items have been removed from the store.

Half-Life
Team Fortress Classic
Counter-Strike
Ricochet
Deathmatch Classic
Day of Defeat
Counter-Strike: Condition Zero
Counter-Strike: Condition Zero
Half-Life: Source
Counter-Strike: Source
Half-Life 2: Deathmatch
Half-Life 2
Half-Life 2: Lost Coast
Half-Life Deathmatch: Source
Half-Life 2: Episode One
Portal
Half-Life 2: Episode Two
Team Fortress 2
Portal
Left 4 Dead
Left 4 Dead 2
Day of Defeat: Source
Alien Swarm
Portal 2
Portal 2
Source Filmmaker
Dota 2
SteamVR Performance Test
The Lab
Destinations
Steam 360 Video Player
Wizhood
Artifact
Are you ready for Valve Index?
Dota Underlords
Half-Life: Alyx