Export Body Groups | $bodygroup
You can export body groups ($bodygroups) directly into Source in 3ds Max.
Advanced Texture Controls
With Wall Worm Pro, you can export arbitrary texture maps as VTF files in Source.
Entities are Missing in Exported Scene
Solutions on missing entities in exported game level
Information on why some entities might not export into the game and how to fix that.
MDL File Loader

Geometry Plugin to load Valve's MDL files directly into 3ds Max.
Wall Worm Beta Changelog
Archive of Changelog from 2010
Archive of the Wall Worm Model Tools beta changelog for versions 0.5 to 0.999.
Using 4Way Blends

Overview of creating and working with Lightmapped_4WayBlend shaders in Wall Worm.
WWMT Requirements
Requirements for installing and using Wall Worm Model Tools.
Importing WAD Files
Instructions on using the WAD importer in Wall Worm to bring WAD files from Goldsrc into 3ds Max.