Valve Corporation

Steam
Team Fortress 2
Counter-Strike: Global Offensive
Counter-Strike: Source
Left 4 Dead 2
Portal 2
Counter-Strike
RaceRoom Racing Experience
Deathmatch Classic
Portal
Team Fortress Classic
Half-Life 2: Episode One
Dedicated Server
Left 4 Dead
Half-Life 2: Episode Two
Alien Swarm
Half-Life 2
Half-Life 2: Deathmatch
Half-Life 2: Lost Coast
Left 4 Dead 2 Add-on Support
Source SDK
Counter-Strike Global Offensive
Portal 2 Authoring Tools - Beta
Counter-Strike: Condition Zero
Left 4 Dead 2 Authoring Tools
Left 4 Dead 2 Dedicated Server
Left 4 Dead Dedicated Server
Day of Defeat: Source
Portal: First Slice
Alien Swarm - SDK
Half-Life: Source
Source SDK Base
Half-Life
Day of Defeat
Source Multiplayer Dedicated Server
Ricochet
Left 4 Dead Authoring Tools
Spacewar
BN - Counter Strike Source
Dota 2
Half-Life Deathmatch: Source
Alien Swarm Dedicated Server
Left4Dead
Source Filmmaker
Counter-Strike Source v78
Source Dedicated Server
Counter-Strike: Condition Zero Deleted Scenes
Dota 2 Test
Team Fortress 2 Dedicated Server
Portal 2 Publishing Tool
Team Fortress 2: Meet the Sniper
Team Fortress 2: Meet the Spy
Team Fortress 2: Meet The Engineer
CS-Source.v80
Left 4 Dead 2 - The Sacrifice
Half-Life 2
Source 2007 Dedicated Server
Half-Life
Counter-Strike Source 81
Counter-Strike: Source Beta
Free to Play
Desura: Half-Life
Desura: Left 4 Dead 2
Desura: Chopper Mike
Desura: Half-Life 2
Counter Strike Source
SteamVR Performance Test
Half-Life 2 Black Box
Steam 360 Video Player
The Lab
Destinations
Portal versione repack by Counterserver
Half-Life 2:
Destinations - Workshop Tools
Condition Zero Launcher
Counter-Strike 1 Anthology
Counter-Strike Source
Dota 2 Launcher
Half-Life 1: Anthology
Half-Life Launcher
Steam
Steam Client Bootstrapper
Steam Client Service
Steam Half-Life Launcher
Third-Party Application