Half-Life

Half-Life is a video game developed by Valve Corporation and published by Sierra Studios in 1998.

Builds[edit | edit source]

Half-Life[edit | edit source]

Alpha[edit | edit source]

Demo[edit | edit source]

Pre-RTM[edit | edit source]

RTM[edit | edit source]

Half-Life: Opposing Force[edit | edit source]

Demo[edit | edit source]

Beta (Sega Dreamcast)[edit | edit source]

See also[edit | edit source]