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Source

New!

A subcommunity focused to all games and mods made on the Source engine. Share news, WIPs, playthroughs, and troubleshoot your mod/Hammer with others!

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Garry's Mod

The unofficial Garry’s Mod subcommunity. Share dupes, artwork, machinima, addons and more.

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Left 4 Dead

Left 4 Dead, the most fun you can have online! Connect with other fans of the cooperative shooter game. Share mods, discuss lore, and survive the zombie apocalypse together!

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GoldSrc

A subcommunity dedicated to the GoldSrc engine. Share & discuss modding, programming, screenshots, and more. The engine is eternal!

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Counter-Strike

Counter-Strike news, guides, community content and more.

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Entropy : Zero

The official Entropy : Zero subcommunity. News, lore, fan-art and more!

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Sven Co-op

The official Sven Co-op subcommunity. Pleasing Taste, Some Monsterism.

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Source Filmmaker

The official unofficial SFM subcommunity. Share SFM and S2FM posters, animations, guides, tutorials, and more.

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Black Mesa

The official subcommunity for Black Mesa. Revisit the world that started the Half-Life continuum.

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Half-Life

Share Half-Life news and community content, including mod updates, fan art, fan films and more.

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Portal

Portal and Portal 2 news and fan content. Now you’re thinking with portals.

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Team Fortress 2

The most fun you can have online. Now as a subcommunity.

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Valve

The unofficial Valve community. For all things Steam, Source and more. Just don’t mention what comes after 2.

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LambdaGeneration

The official LambdaGeneration Community community. News, feedback and support related to our platform and LambdaBuilds.

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F-STOP IS BACK AND COMING THIS YEAR Our debut project: Stop The F Check teaser-trailer Join links below trailer Wishlist on steam NOW

steam1
steamold1
Finally got around to completing Half-Life 2 to 100%! 

Now I just need to do the Episodes, and Alyx eventually.

Finally got around to completing Half-Life 2 to 100%! Now I just need to do the Episodes, and Alyx eventually.

hl5

I think Dr. Breen struck a deal with the G-Man for his power over the Combine-dominated Earth. I really think he completely sold out humanity and costed millions, potentially billions, their lives.