Valve Community

Lit Fuse Films is a group of amateur film makers, some of whom use Half-Life 2 to create short films.

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

The Hidden: Source is a multiplayer Half-Life 2 total conversion mod.

The Trenches: Fields Of Horror is a World War One modification for Half-Life 2.

GameStand.Net covers Source mods. In addition it also covers free games ans UT2004 mods.

SourceForts is a Half Life 2: Deathmatch mod where Combine and Rebels face off in capture-the-flag action with a big twist. Players build bases and other structures with blocks and plates in the “build phase” to protect themselves and their team’s flag (which is actually a ball), and then fight it out and try to capture the enemy’s flag in the “combat phase”. Once the combat phase has ended, it’s back to building, where players can repair, improve, and change their creations to ready them for the next combat phase.

Level Architect is the personal portfolio of Anthony Nichols.

Half-Life2.De covers everything related to Half-Life 2.

CSPromod is an attempt to bring a fully-customizable version of Counter-Strike to the Source Engine for the purposes of growing competitive play and broadcast spectatorship.

Mod My What covers the modding scene with articles and news.

The Sven Co-op Map Database is exactly what the title suggests; a database of maps for Sven Co-Op.

Thinking With Portals is a website dedicated to Portal and its custom maps.