Mass Model Fetch
The Mass Model Fetch Utility allows you to import multiple props into your scene at once.
Hitboxes and Bone Properties
The bone tools allow you to give specific bones artbitrary surface properties, set mass bias and create hitboxes and hitbox groups.
Collision Hulls in 3ds Max for Source
Using WWMT in 3ds Max to create your model's collision hull with the Quick Hull feature.
Collision Model & Physics
The Collision Model & Physics rollout in WWMT. Assign a collision hull, create a hull with the Quick Hull function and use advanced features such as the Convexity Hull Wrapper.
Export Textures
How to export your model textures from 3ds Max to Source.
WWMT Textures
Information on exporting Wall Worm Model Tools WWMT textures.
Export Body Groups | $bodygroup
You can export body groups ($bodygroups) directly into Source in 3ds Max.
Exporting CAT and Biped Models
Export your CAT or Biped rig from 3ds Max into the Source Game Engine with Wall Worm.
MDL File Loader
Geometry Plugin to load Valve's MDL files directly into 3ds Max.
Why are Models Appearing as Cubes?
When reopening a scene the models can appear as cubes if the game settings do not include paths to the source MDL files.
This document explains why models can appear as cubes instead of props when importing VMF or MDL nodes.