Counter-Strike series

Counter-Strike is a series of predominantly multiplayer tactical FPS games.

The Counter-Strike series consists of the following games:

• Counter-Strike ()
• Counter-Strike: Condition Zero ()
  • Counter-Strike (Xbox) ()
  • Condition Zero Deleted Scenes ()
• Counter-Strike: Source ()
• Counter-Strike: Global Offensive ()
• Counter-Strike 2 ()

Additionally, the following games are officially licensed by Valve:

• Counter-Strike Neo (, Arcade)
  • Counter-Strike Neo: White Memories (, Visual Novel)
• Counter-Strike Online ()
  • Counter-Strike Nexon ()
• Counter-Strike Online 2 ()

Finally, the following mods and fangames not licensed by Valve, but are notable for some reason or another:

• FreeCS (; clean-room reimplementation of Counter-Strike 1.5 in QuakeC)