Games Supported By The Source SDK

Directly supported games

The Source SDK supports editing for the following games directly:

• Half-Life 2
• Half-Life 2: Deathmatch
• Half-Life 2: Episode One
• Half-Life 2: Episode Two
• Counter-Strike: Source
• Day of Defeat: Source
• Team Fortress 2
• Portal
• Half-Life: Source

Note:Half-Life: Source requires you to manually add a new entry to gameconfig.txt and manually configuring Hammer.

The following games have their own Source SDKs or Authoring Tools:

• Alien Swarm: Reactive Drop
• Dark Messiah of Might and Magic
• SiN Episodes: Emergence
• Left 4 Dead
• Left 4 Dead 2
• Alien Swarm
• Portal 2
• Counter-Strike: Global Offensive
  • No longer updated, replaced by Counter-Strike 2.

User-supported

• The Ship
• Garry's Mod
• Any mods developed using the Source Engine.

Unsupported games

The Source SDK does not support editing for the following games:

• Half-Life and other games using its engine aka GoldSrc (e.g. Counter-Strike).
• Half-Life: Alyx and other games using Source 2 (e.g. Dota 2)

Half-Life SDK 2.3 should be used for GoldSource games such as Half-Life. It includes an old version of Hammer editor, 3.4, which should be updated to 3.5 manually.

Note:Half-Life and other GoldSrc games can utilize some features of the Hammer world editor, though this is unsupported.