Half-Life: Source (2004): dead security guard in sewage tunnel

Recommended Files

They Hunger XashXT (Unfinished Pre-Alpha)Half-Life (1998)
A modified version of They Hunger based on the Xash3D engine, which includes UD models and high-quality textures, as well as many additional mod packs.

Half-Life: Black OpsHalf-Life (1998)
Black Ops is a single-player mod for Half-Life where you play as an agent of the elite Black Operations unit. Your mission is to eliminate the rogue scientist, the elusive Gallagher, and then return to Black Mesa with a bomb. The mod stands out with its vivid stylization — graphic comics instead of cutscenes, as well as atmospheric urban locations.

4x4 Evo 2 EvoR Edition4x4 Evolution 2 (2001)
A mod that revives 4x4 Evolution 2: it adds widescreen support, improves texture resolution, fixes game bugs, and includes content from other entries in the series. Additionally, it features multiplayer support, so you and your friends can relive the nostalgia together while enjoying this wonderful game.

Half-Life Decay: Solo MissionHalf-Life (1998)
Half‑Life: Decay: Solo Mission is a Half‑Life mod that ports all chapters of the PS2‑exclusive expansion Half‑Life: Decay into a fully playable single‑player campaign while preserving the original gameplay.

Stronghold 2 Crusader Matteele EditionStronghold 2 (2005)
Stronghold 2 Crusader Matteele Edition is a themed mod that transports Stronghold 2 to the era of the Crusades in the Middle East. The mod offers reworked graphics, new sounds, an enhanced desert atmosphere, and expanded campaigns.

DOOM 64: Unseen Evil Ultra NightmareDoom (1993)
A brand-new difficulty created based on the Ultra Nightmare difficulty and ported for the Doom 64: Unseen Evil! mod.

Half-Life: The InfectedHalf-Life (1998)
Half-Life: The Infected is a mod that adds a new 28-map campaign for Half-Life. In it, you play as an electrical intern named Gerald Backman, who finds himself at the epicenter of a resonance cascade and faces horrors from the Xen world, as well as the sinister Race X.