Brush Materials have incorrect rotation and scale when using the DirectX Shader
The Wall Worm Material Library Generator originally created DirectX Materials for all materials. But updates to the VMF Exporter changed the way materials are interpretted. Whenever possible, you should not use DirectX Materials.
Starter Kits
Source Engine level design starter kits will automate some entity setups for common level design tasks.
Overview Exporter
The Overview/Radar texture exporter allows you to export an overview texture straight from your Max scene.
Source Engine
Articles related to the Source Game Engine.
Exporting Animated Particle Textures
Instructions on exporting animated textures straight from 3ds Max into the Particle Editor.
Brush Materials and Decals
A beginning to end example of making and exporting brush materials and decals.
A video and sample file to show you how to export textures, brush materials, decals and a simple level from 3ds Max into the Source Game Engine.
WWMT Tutorials
Tutorials and videos on using Wall Worm tools.
Unknown System Exception
Steps on fixing problems with an Unknown System Exception when importing files.