Updates to Team Fortress 2, Day of Defeat: Source and Counter-Strike: Source Beta have been released. Please run hldsupdatetool to receive the updates. The specific changes include:

Engine
- Made several changes that improve stability for clients running low on addressable memory.
- Changed all HTML controls to use Webkit for the rendering engine.

Team Fortress 2
- Added Mac support.
- Overhauled the main menu, and added help to Loadout, Backpack, and Crafting screens.
- Added Training, with support for General gameplay & Soldier class training for now.
- Added Offline Practice mode, with support for KOTH maps and Dustbowl.
- The "Open Character Loadout" key will now go to your future class if you've requested a class change, but haven't respawned yet.
- Community Requests:
- Added "mp_forceautoteam", a server convar that forces all joining players to autoteam.
- Added "mp_stalemate_meleeonly", a server convar that allows melee weapons only during stalemates.
- Added "ExtinguishPlayer" input to tf_player for map makers.

Counter-Strike: Source Beta
- Fixed "wade" water sound not playing correctly on maps like Chateau.
- Updated the scoreboard:
- Fixed to scale correctly in 5:4 resolution.
- Fixed so it can be closed during intermission
- Reduced font size to accommodate seeing 16 players per side.
- Fixed issue that awarded three points and a separate achievement when the bomb explodes after the round ends.
- Fixed issue with round end panel blocking the view of the game.
- Fixed issue in which you weren't given credit for grenade damage if you fired a weapon at someone then hit them with a grenade.
- Fixed getting the achievement for shooting enemies in mid-air if the enemies were on ladders.
- Fixed mapcycle.txt skipping over several entries in the list.
- Fixed console warnings about missing materials.
- Fixed an issue that could cause a single MVP star to appear as an entry on the scoreboard.
- Fixed issue that made the FINISHER achievement impossible to get.
- Fixed ai_test_los crashing the server.
- Fixed the chat window so it no longer renders over scoreboard.
- Fixed MVPs not being cleared when sv_nomvp is set to 1.
- Marked mat_showlowresimage as a cheat command.
- Updated several strings to be gender neutral.
- The large radar is now disabled when freeze cam is active.
- Achievements dialog changes:
- Now displaying the Steam Achievements dialog instead of the in-game Achievements dialog if screen width is less than 1024.
- The Achievements dialog is now closed if you have it open and switch to a lower resolution.
- Repositioned the Fun Fact on the summary tab of the Achievements dialog and gave it a background to fix truncation and readability.
- Added a priority order for displaying win conditions when multiple win conditions are set.
- If timelimit exists and is not 0, then show timelimit.
- If timelimit does not exist, show maxrounds if not 0.
- If both timelimit and maxrounds are 0, show winlimit.
- If timelimit, maxrounds, and winlimit are all 0, show nothing.

Jason

- Added "mp_stalemate_meleeonly", a server convar that allows melee weapons only during stalemates.

Fixed training servers showing up in the server browser for other users
Fixed a crash related to level changes while playing a game with bots
Fixed a potential crash on startup
Remove debug "crash" command on dedicated servers