Stu-Pidaso is a website aimed at Half-Life and everything related to it.

Sven Co-Op is a co-operative mod for Half-Life 1. It allows players to play together to defeat the computer controlled enemies. It is possible to play through the original Half-Life game with friends and there are also hundreds of maps specifically designed for co-op play.

TeamFortress2.fr is a French site that covers the TF2 scene.

Speak Finnish? Love Team Fortress 2? Then TeamFortress.Fi is the website for you.

Ten Four is a well known single player review site that covers a few different games. They present 3 levels of awards for the better releases and the forum, whilst not as busy as they used to be, is still a place to find the latest releases.

TF Portal.Net is a joint English and German website cover all the Team Fortress games.

TF2 Forum is the center for discussion, game strategy, and resources for Team Fortress 2. You can chat with the community, or take a look at their information sections.

TF2 Maps is a community mapping site based around an active forum. It offers map downloads, tutorials, servers, developer blogs and user galleries.

TF2Portal.es is a spanish website focused on Team Fortress 2. Some of the contents are: news, downloads, tutorials, forums and a public server. TF2Portal.es es una web en español dedicada por completo a Team Fortress 2. Algunos de sus contenidos son: noticias, descargas, tutoriales, foros, y un servidor público.

The source for keeping Team Fortress Classic alive!

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

The Snarkpit has been online since 2001, making it one of the longest running websites that covers Valve’s games. It has had a number of redesigns over the years and always adds new features.