Star Raiders - Valve
Star Raiders is now available on Steam!

Star Raiders features a fresh new take on the seminal classic, letting you engage in epic dogfights and aerial assaults against the onslaught of the evil Zylons. Prepare for epic space battles as you explore the galaxy!

May 11, 2011
BRINK - Valve
Update Notes:
• Improved Steam crash reporting
• Fixed saves being lost when you quit during intro video

Portal 2 - Valve
Updates to Portal 2 have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Portal 2
  • Improved MSAA rendering performance for Mac OSX
Hearts of Iron III Semper Fi: Dies Irae Götterdämmerung - Valve
Hearts of Iron III Semper Fi: Dies Irae Götterdämmerung is now available on Steam. This week Steam is running all other Hearts of Iron 3 titles at 70% off, including the Hearts of Iron 3 Collection!

Lead the most famous Wehrmacht divisions to victory!

Kalypso Strategy Pack (NA) - Valve
Save 75% off a large selection of strategy game from Kalypso Media Digital or take advantage of even bigger savings with the Kalypso Strategy Pack in this week's Midweek Madness!

Offer ends Thursday at 4pm Pacific Time.

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

Team Fortress 2
  • Removed the ability to delete the craft count attribute from items
  • Made the "Hottie's Hoodie" craftable
  • Replay
    • Fixed a server lockup during data cleanup
    • Fixed a viewmodel fov bug during rendering
    • Renamed the ConVar "replay_demolifespan" to "replay_data_lifespan"
May 9, 2011
BRINK - Valve
Brink is now available on Steam in North America! Brink will launch in rest of the world later this week, visit the game page for release details in your territory.

You decide the combat role you want to assume in the world of Brink as you fight to save yourself and mankind’s last refuge!

Atom Zombie Smasher - Valve
1.81 changelog
- Mods: parameter for controlling how often zombies chase humans (ZOMBIE_CHASECHANCE 25)
- Extras: added Behind the Scenes page.
- Extras: added Version History page.
- Extras: added Newsletter page.
- Fix: fixed mystery dynamite appearing at 0,0 position.
- Fix: crash in dynamite detonation.
- Fix: crash in texture renderer.
Counter-Strike: Source - Valve
Updates to Team Fortress 2, Counter-Strike: Source, Day of Defeat: Source and Half-Life 2: Deathmatch have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Source Engine Changes (CS:S, DoD:S, TF2, HL2:DM)
  • Fixed a client crash in the material system

Team Fortress 2
  • Replay publishing system will try to do a rename for local HTTP mode but will manually copy and delete the file if the rename fails, which can happen if the source and destination are on different volumes.
  • Fixed threading issues on Linux, which was causing major lag spikes.
  • Fixed replay data cleanup system, which cleans up stale data at the end of each round. This asynchronous operation can be explicitly invoked by executing a replay_docleanup command on the server.
  • Removed unused convar, replay_cleanup_time.
  • Saxxy fanfare music wasn't playing on music channel. Music will only play once per launch now and will not play on a changelevel
May 9, 2011
Lume - Valve
Lume is now available and 10% until 10AM PST Monday 5/16.

Power to your grandad’s house has failed. What’s more, he’s nowhere to be seen. Immerse yourself in Lume’s photoreal world, solve perplexing paper puzzles to help restore the power, and uncover a deeper mystery behind the blackout.

...