An update to Team Fortress 2 has been released. The update will be applied automatically when you restart Team Fortress 2. The major changes include:

• Improved map load times for players on Windows (DX9), Mac and Linux
  
• Fixed random client crashes affecting some players with cosmetics
  
• Fixed random crashes on Mac, Linux and Windows XP that could affect users during map load and during play
  
• Fixed a bug with some ambient_generic entities failing to play their sounds
  
• Fixed a bug where players would see cosmetic items following them around while playing Mann vs. Machine
  
• Fixed not being able to 'inspect' the World Traveler hat
  
• Updated the model/materials for The Tyrantium Helmet, The Digit Divulger, and The Toy Soldier
  
• Added Asiafortress Season 8 medals
  
• Mannpower update
  • Updated health kits to give players the normal amount even if their powerup increases max health
    
  • Updated the Vampire powerup to slightly reduce the amount of health received from flamethrower attacks. The flamethrower now matches the minigun in this regard.
    
  • Fixed a missing material for ctf_hellfire

- Added new Featured Tournament section to Watch for The Frankfurt Major. Includes live schedule and bracket views with easy access to live broadcasts and replays
- Fixed several memory leaks in the client and server
- Reduced rendering memory usage
- Fixed a regression in GPU performance
- Direct3D9Ex support enabled by default, which improves alt-tab behavior
- Reduced CPU usage when game is minimized
- Added alt click support for showing XP remaining until next level
- Added a sound for the Aegis expiring (audible to allies only)
- Added support for player color on Boots of Travel
- All places in the UI where ping times are displayed now display the network round trip time. Previously, different places displayed different measures of latency. For more details on this change, see this post on our dev forum: http://dev.dota2.com/showthread.php?t=184807
- Fixed a bug where spectator gems were not incrementing correctly after watching a game
- Fixed Ghost Scepter with Dazzle Weave interaction
- Fixed Io portrait popping
- Fixed a bug with spikey Zeus head
- Enable normal maps in portrait views
- Workshop Importer: Fixed issue with portrait editing the where camera framing and spotlight shadows did not exactly match the in game portrait view
- Workshop Importer: Added template for chat emoticons and team logos
- Workshop Importer: UI improvements to make complex submissions more manageable
- Workshop Importer: Portrait editing UI improvements
- Fixed an issue where Radiant fountain and building particle effects would sometimes not be present when spectating
- Fixed hitboxes for Tinkbot courier

An update has been released for Left 4 Dead 2 Authoring Tools.

- Fixed Workshop Manager failing to launch.

An update to Team Fortress 2 has been released. The update will be applied automatically when you restart Team Fortress 2. The major changes include:

• Extended the Halloween 2015 event to run until November 12
  

An update has been released for Left 4 Dead 2.

- Additional bindings and fixes for Steam Controller support.

An update to Team Fortress 2 has been released. The update will be applied automatically when you restart Team Fortress 2. The major changes include:

• Fixed a bug that did not prevent crits while using items like the Battalion's Backup
  
• Fixed a server crash related to Mannpower mode
  
• Fixed Halloween spell effects not cycling the colors
  
• Fixed The Bearded Bombardier not displaying the smoke effect
  
• The Invasion community event has ended
  
• Updated the materials/model for the Carouser's Capotain
  

- Fixed a crash related to Lotus Orb being used on Illusions.
- Fixed a rare crash during Alt+Tab.
- You can now change the value of cheat protected console variables while viewing a demo.

An update to Half-Life 2: Deathmatch has been released. The update will be applied automatically when you restart the game. The major changes include:

• Fixed "You do not have this 3rd party mod installed" error when joining game servers via the Steam server browser
  
• Fixed ent_teleport causing a crash when issued by the server
  
• Fixed buildcubemaps command not working for maps that already have cubemaps embedded
  
• Fixed -buildcubemaps command line option generating black non-HDR cubemaps
  
• Fixed a potential cause of graphical corruption for OS X and Linux users
  

An update to Team Fortress 2 has been released. The update will be applied automatically when you restart Team Fortress 2. The major changes include:

• Added the GA'lloween 2015 tournament medals
  
• Fixed players sometimes not being able to select a team and spawn on Helltower
  
• Fixed two of the Gorge Event Merasmission's objectives not working properly
  
• Updated the truce during boss fights to prevent airblasting enemy players and projectiles
  
• Updated the Invasion event to run through the weekend
  
• Updated the equip_region for the Supernatural Stalker
  
• Mannpower Update
  • Updated ctf_hellfire – nobuilds added, final detail pass
    
  • Spies disguised as the enemy can now pick up enemy colored powerups
    
  • Reduced Knockout powerup health bonus for Demomen carrying shields and/or swords
    
  • Fixed grappling hook sometimes being reselectedwhen fired (instead of switching back to previous weapon)
    
  • Fixed a client crash when switching away from the grappling hook
• Updated cp_powerhouse
  • Teleport blockers near spawn entrances
    
  • Fixed prop collisions on some models
• Updated pl_millstone_event
  • Fixed door near final pit so players no longer get stuck in it
    
  • Decreased ghost cart stun area. Now you have to be closer to the cart as RED to get scared.
    
  • Fixed odd cable appearing sometimes in the ground near BLU spawn
    
  • Fixed being able to shoot spells into BLU spawn during setup time
    
  • Fixed Monoculus dropping down into a pit in rare cases

An update has been released for Left 4 Dead 2.

- Added native steam controller support.
- Added support for surround sound on SteamOS.