SDK Docs
		
		
		
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General
- Source SDK Release Notes
- Source SDK FAQ
- Developer Console
- Source SDK Files and Directory Structure
- Demo Recording Tools
- Source TV
- Source Multiplayer Networking
- Steam 3rd Party Mod Support
| Quick Navigation | |
|---|---|
| Modding | How to create a Source mod. | 
| Level Design | Maps are the cornerstone of Source, where it all comes together. Learn about all aspects of producing them here. | 
| Choreography (FacePoser) | Make Source's characters come to life with its uniquely powerful choreography technologies. | 
| AI | AI controls the behavior of all but the simplest of NPC actions and Source makes using or creating it easy. | 
| Material System | Textures and shaders are combined in Source to create materials. | 
| Sound System | Documentation on Source's software sound system. | 
| Modeling | Everything you need to know about modeling for Source. | 
| VGUI | Valve's proprietary GUI mimicks Windows' and works both in-game and on the desktop. Used for interfaces, HUDs, and dynamic displays in the 3D game environment. If you want to display information VGUI is the answer. | 
| Programming | The nuts and bolts of any MOD, programming is what makes things different. | 
| Tutorials | Need help trying to use a particular Source feature? Check here. | 
| Technical | Miscellaneous technical aspects about the Source engine and Half-Life 2 programming. | 
| Glossary | What's this mean? What's that mean? Look here! | 
| Third Party Tools | Non-Valve developer tools | 
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