Intriguing corridor exploration in Half-Life Opposing Force Enlightened mod

OpenTyrian2000 - an open source port of the Tyrian game, aimed at reproducing the Tyrian 2000 gaming experience as accurately as possible.

VietDoom is an ambitious total conversion for Doom that transports the player to the Vietnam War. The mod features realistic and extremely hardcore gameplay: vehicles, destructible environments, fire and napalm, smart enemies, and the tense atmosphere of war, where the player is not an all-powerful hero but an ordinary soldier on the front lines.

Resident Evil: Cold Blood is a Half-Life mod based on the Resident Evil Outbreak universe that immerses you in the atmosphere of survival during a zombie apocalypse. You'll need to wisely use limited ammunition, mix powders, manage inventory, and think through every move.

Halo: GoldSource is a mod for Half-Life that recreates the atmosphere and gameplay style of Halo, including Slayer and Firefight modes, iconic weapons and maps from the original shooter, but runs on the GoldSrc engine.

C&C Generals Zero Hour v1.04 Patch is the official English patch for the disc version of the game. It is mandatory for most mods and is used as the standard base for modifications.