Black Mesa is a third-party total conversion modification for Half-Life 2 and a remake from the 1998 video game Half-Life. The ultimate goal of the mod is to recreate the original Half-Life from the ground up, using the advanced capabilities of the Source engine to create a new and more engrossing in-game world.

Combine Destiny is the home of the Combine Destiny 1 and 2 mods for Half-Life 2.

Empires is a multiplayer Half-Life 2 mod combining first person shooter and real-time strategy.

The Cinematic Mod (CM) is a Half-Life 2 modification, that adds more details and a darker look to the original Half-Life 2 series.

Half-Life 2: Wars is a modification that transforms HL2 into an RTS, pitting the Resistance versus the Combine. It has been in development since 2007 and features many typical strategy game aspects, including basebuilding, fog of war, multiplayer support, and much more.

Ham and Jam is a mod set during Wordl War 2 that tries to portray it in a historically accurate way but without detracting from the fun or playability by overdoing realism. Rather than a deathmatch gameplay style, Ham and Jam is all about teamwork as were the real battles. Each map is set-out with [...]

Jailbreak is simple: Two teams, two jails. When you kill a member of the opposite team, they respawn, locked up inside your jail. Lose, and you get executed! Your objective is to imprison every member of the enemy team. The twist is, you can break out members of your own team, by fighting your way [...]

NEOTOKYO is a first person shooter that provides a visceral & realistic combat experience in a rich futuristic setting. It is greatly influenced by our admiration for Masamune Shirow (GHOST IN THE SHELL) and Katsuhiro Otomo (AKIRA), and has been in production since October 2004.

Obsidian Conflict is a co-operative modification created for Half-Life 2. It is a community based mod with focus on fun, co-operative and physics-related puzzles. The mod has an open story, but is still set in the Half-Life 2 universe.

Ragnarok Arena Remastered is a sidescrolling, platforming multiplayer game – A randomly dispersed armory of more than twenty classic and original weapons from across the history of fragging and levels that capture the true essence of a sidescroller: Insane and without logic. Blast away your friends or blast away monsters and unholy creatures with your [...]

Strider Mountain is a single player mod for Half-Life 2. The mod features new weapons, textures, models, voice acting and plenty of action.