Updates to Team Fortress 2, Day of Defeat: Source and Counter-Strike: Source Beta have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

GameUI
Fixed the desktop resolution not appearing in the list of valid resolutions when using windowed-mode.

Server Browser
Fixed a crash caused by leaving the server browser open while playing.

Engine
Added client/server version check on client connect.
Fixed a crash caused by hitting ct... [read more]

Updates to Team Fortress 2 and Counter-Strike: Source Beta have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Engine
Improved crash reporting system to enable more detailed crash reports
Fixed a client crash caused by a buffer overflow while processing temp entities

Counter-Strike: Source Beta
Fixed not being able to add bots to the game using the Create Server dialog
Fixed some movement ConVars to match the current Cou... [read more]

Counter-Strike (PC)The unstoppable shooter picks up steam.
Get the full article at ign.com

Available immediately, Valve has launched an extensive update to Counter-Strike: Source, now in beta.

The update includes a host of new features and functionality developed in collaboration with Hidden Path Studios. These include 144 new achievements, a new domination and revenge system, player stats, and more.

This beta will run for a limited time, and once complete, the update will be deployed to all Counter-Strike: Source owners for free via Steam.

Server admins may download the dedicated ... [read more]

Updates to Counter-Strike: Source have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Engine
SMX, GCF, and SYS files cannot be downloaded
Files whose extensions contain whitespace are not allowed to be downloaded
Filenames that begin with path separators are not allowed to be downloaded
Get the full article at store.steampowered.com

This weekend only, save 75% off the revolutionary action multiplayer game Counter-Strike: Source. Offer ends Monday, December 14th.
Get the full article at store.steampowered.com

Tactical Intervention (PC)A conversation with Minh Le and a look at Tactical Intervention.
Get the full article at ign.com

Updates to Counter-Strike: Source have been released. The updates will be applied automatically when your Steam client is restarted. The specific changes include:

Engine
Fixed an exploit that allowed files to be uploaded to the server at arbitrary locations in the file system
Fixed a server crash caused by a client packet claiming to be an HLTV client when HLTV is disabled on the server
Fixed a server crash caused by spoofing a client disconnect message
Fixed a server crash caused by sending ma... [read more]

Updates to Counter-Strike 1.6 have been released. The updates will be applied automatically when your Steam client is restarted. The specific changes include:

Half-Life Engine
Added -sys_ticrate command line option to allowed forced override of ticrate
Prevent more cases of server redirection

Counter-Strike/Condition Zero
Added -nobots option to allow forced override of bots on servers
Get the full article at store.steampowered.com

Updates to Counter-Strike 1.6 have been released. The updates will be applied automatically when your Steam client is restarted. The specific changes include:

Counter-Strike 1.6
Rolled back recent silent walking exploit fixes as we investigate less impactful ways of preventing the bug
Adjusted bomb bounding box to prevent silent plant exploit
Fix to eliminate or significantly reduce "flashbugs"
Fixed status icons (buy zone, bomb zone, etc) disappearing when starting a recording, or issuing a fu... [read more]