[CodeArtisan]

Counter-strike was definitively a mod, you had to install it in the same folder as Half-Life and start it with 'hl.exe -game cstrike'. It became a standalone game later with the retail release.

edit:

https://developer.valvesoftware.com/wiki/Counter-Strike#Vers...

[tayo42]

Are we getting so old that people are forgetting cs was a mod.