Valve — Game Developer

Name Release Date Current Players All-Time Peak Rating
Counter-Strike 2 Counter-Strike 2 21 Aug, 2012 1 099 526 1 818 773 86.83
Dota 2 Dota 2 9 Jul, 2013 671 553 886 486 81.34
Team Fortress 2 Team Fortress 2 10 Oct, 2007 130 029 208 430 84.90
Left 4 Dead 2 Left 4 Dead 2 16 Nov, 2009 39 453 56 655 96.73
Counter-Strike Counter-Strike 1 Nov, 2000 14 772 15 277 96.31
Counter-Strike: Source Counter-Strike: Source 1 Nov, 2004 10 901 12 768 95.06
Portal 2 Portal 2 18 Apr, 2011 5 785 7 225 97.70
Half-Life 2 Half-Life 2 16 Nov, 2004 1 802 3 630 96.37
Portal Portal 10 Oct, 2007 1 591 1 811 97.15
Half-Life Half-Life 8 Nov, 1998 1 584 24 104 95.19
Dota Underlords Dota Underlords 20 Jun, 2019 1 493 2 279 81.20
Source Filmmaker Source Filmmaker 10 Jul, 2012 1 291 1 724 91.28
Left 4 Dead Left 4 Dead 17 Nov, 2008 1 282 1 651 94.57
Half-Life: Alyx Half-Life: Alyx 23 Mar, 2020 825 1 069 96.77
Counter-Strike: Condition Zero Counter-Strike: Condition Zero 1 Mar, 2004 540 587 89.37
Day of Defeat: Source Day of Defeat: Source 12 Jul, 2010 402 677 89.55
Half-Life 2: Episode Two Half-Life 2: Episode Two 10 Oct, 2007 281 530 95.09
Half-Life 2: Episode One Half-Life 2: Episode One 1 Jun, 2006 247 517 93.62
Half-Life 2: Deathmatch Half-Life 2: Deathmatch 1 Nov, 2004 197 274 88.39
Counter-Strike: Condition Zero Counter-Strike: Condition Zero 1 Mar, 2004 104 128 87.55
Team Fortress Classic Team Fortress Classic 1 Apr, 1999 102 113 84.33
Day of Defeat Day of Defeat 1 May, 2003 86 154 87.38
Artifact Artifact 28 Nov, 2018 59 2 043 46.92
Half-Life: Source Half-Life: Source 1 Jun, 2004 46 168 68.56
The Lab The Lab 5 Apr, 2016 26 53 91.69
Half-Life 2: Lost Coast Half-Life 2: Lost Coast 27 Oct, 2005 21 69 86.89
Alien Swarm Alien Swarm 19 Jul, 2010 19 1 382 92.62
Half-Life Deathmatch: Source Half-Life Deathmatch: Source 1 May, 2006 13 43 72.24
Deathmatch Classic Deathmatch Classic 1 Jun, 2001 8 27 79.71
Ricochet Ricochet 1 Nov, 2000 3 24 79.91
Artifact Foundry Artifact Foundry 2 30 55.91
Team Fortress 2: Meet the Engineer (Russian) Team Fortress 2: Meet the Engineer (Russian) 17 Oct, 2008 0 0
Portal 2 Soundtrack Portal 2 Soundtrack 24 Sep, 2014 0 0 91.34
Team Fortress 2: Meet the Sniper (Russian) Team Fortress 2: Meet the Sniper (Russian) 14 Jul, 2008 0 0
Portal: First Slice Portal: First Slice 8 May, 2008 0 0 87.02
Half-Life Soundtrack Half-Life Soundtrack 24 Sep, 2014 0 0 90.86
Team Fortress 2: Meet the Sniper Team Fortress 2: Meet the Sniper 17 Jun, 2008 0 0
Half-Life: Alyx Soundtrack Half-Life: Alyx Soundtrack 5 May, 2020 0 0
Half-Life 2: Demo Half-Life 2: Demo 1 Dec, 2004 0 0 83.31
RPG Maker MV - Team Fortress 2 Character Pack RPG Maker MV - Team Fortress 2 Character Pack 26 May, 2016 0 0 56.29
Team Fortress 2: Meet the Scout (English) Team Fortress 2: Meet the Scout (English) 19 Apr, 2008 0 0
CS:GO Trailer Long CS:GO Trailer Long 28 Aug, 2012 0 0
Team Fortress 2: Meet the Heavy (Russian) Team Fortress 2: Meet the Heavy (Russian) 1 Oct, 2007 0 0
Dota 2 Gamescom Trailer Dota 2 Gamescom Trailer 15 Aug, 2011 0 0 0.00
Team Fortress 2 Trailer Team Fortress 2 Trailer 19 Jul, 2006 0 0 0.00
Left 4 Dead TV Spot 2 - 720p Left 4 Dead TV Spot 2 - 720p 17 Nov, 2008 0 0
The Dota 2 Official Soundtrack The Dota 2 Official Soundtrack 10 Feb, 2020 0 0
Team Fortress 2: Meet the Sandvich Team Fortress 2: Meet the Sandvich 19 Aug, 2008 0 0
Half-Life 2: Episode One Soundtrack Half-Life 2: Episode One Soundtrack 24 Sep, 2014 0 0 85.97
Team Fortress 2: Meet the Sniper (German) Team Fortress 2: Meet the Sniper (German) 2 Jul, 2008 0 0
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