Modifications and Add-Ons

planethalflife.com

A roleplay modification for Half Life 2. Includes screenshots, a map, forums, and back-story.

395 visits Dec 6, 2024 Details

40ksource.com

A Warhammer 40,000 themed total conversion. Sequel to the Rival Species mod for Half-Life.

252 visits Apr 22, 2026 Details

forsaken-game.com

A multi-player urban warfare mod for Half-Life 2 set in the year 2009; 3 years after a virus nearly erases human life on earth.

251 visits May 18, 2025 Details

halflifesource.com

Community forums for custom mods, downloads, SDK assistance, and other information.

475 visits Aug 26, 2025 Details

hl2world.com

Provides news and information concerning Valve's Half Life 2 and a community supporting the game and its modifications.

225 visits Jul 23, 2025 Details

nomoreroominhell.com

A multiplayer co-operative zombie modification for Half-Life 2. Includes forums, trailers and screenshots.

219 visits Oct 18, 2025 Details