You have several choices for compiling unedited variants of the Source SDK depending on which version you are using.

Visual Studio

Visual Studio logo used from 2010-2012.

This article or section is about an external tool that is not directly related to Valve's engines. It is not an exhaustive source of information and may only exist on this wiki for reference purposes.
Please see Visual Studio for more information on the tool itself.

Visual Studio is an Integrated development environment (IDE) developed and maintained by Microsoft. It is the default IDE recommended for use with the Source SDK on Windows. InSource 2013, the default version of Visual Studio used for Source engine development isVisual Studio 2013 (Visual Studio 2022 forTeam Fortress 2 branch). Older versions of Visual Studio are not compatible with Source 2013, and newer versions of Visual Studio will not work with Source 2013 by default.

Please seeInstalling Visual Studio 2013 (for) orInstalling Visual Studio 2022 (for) for more information on how to install Visual Studio, as well as how newer versions of Visual Studio can be used.

Availability

Different versions of Visual Studio are supported between different versions of the Source SDK.

Version	Engine branch	Requirements
Visual Studio 2002	Source 2006 and earlier	SeeCompiling under VS2002.
Visual Studio 2003		SeeCompiling under VS2003.
Visual Studio 2005	Alien Swarm Authoring Tools,Source 2007 and earlier	SeeCompiling under VS2005.
Visual Studio 2008		SeeCompiling under VS2008.
Visual Studio 2010	Alien Swarm Authoring Tools,Source 2007 and earlier Source 2013 Singleplayer Source 2013 Multiplayer (pre-2025)	, and earlier: SeeCompiling under VS2010. Source 2013: Add /2010 to your VPC command line
Visual Studio 2012		, and earlier: SeeCompiling under VS2012. Source 2013: Supported
Visual Studio 2013	Source 2013 Singleplayer Source 2013 Multiplayer (pre-2025)	Default for Singleplayer only, aswell as pre-2025 Multiplayer.
Visual Studio 2015		SeeCompiling under VS2022.
Visual Studio 2017
Visual Studio 2019
Visual Studio 2022	Source 2013 Singleplayer Team Fortress 2 branch	Team Fortress 2 branch:Default. SeeSetting up Source SDK Base 2013 Multiplayer. Source 2013 Singleplayer: SeeCompiling under VS2022.

GCC

This article or section is about an external tool that is not directly related to Valve's engines. It is not an exhaustive source of information and may only exist on this wiki for reference purposes.
Please see GNU Compiler Collection for more information on the tool itself.

TheGNU Compiler Collection (GCC) is a collection of code compilers maintained by the GNU Project.G++ in particular is the default compiler recommended for use with the Source SDK on Linux.

Availability

Note:Alien Swarm - SDK does not support GCC. If you want your Alien Swarm mod to run on Linux, you will need to use Proton.

Todo: What about theTeam Fortress 2 branch?

Version	Engine branch	Requirements
GCC 4.2.x or lower	Source 2007 and earlier	SeeCompiling under Linux.
GCC 4.6-4.8	Source 2013 Team Fortress 2 branch[confirm]	SeeSource SDK 2013 on Linux ("container" method).
GCC 5 or higher		SeeSource SDK 2013 on Linux ("container" method) and optional step for changing the toolchain.

See also

• Building without Visual Studio
• Visual Studio Code — A rich text editor commonly used with scripts outside of the code.

External links

• Visual Studio
• GCC

• Source SDK FAQ
• Programming

• Translation
• English
• TODO rev year 2025
• CONFIRM