VMF Exporter
The Wall Worm tools allows you to send your 3ds Max scene to Hammer and Source via a VMF Exporter.
Detailer
Bringing life to your scenes
Detailer is a detail sprite primitive plugin with exporters. The tools allow you to either create VBSP files, and will also create geometry that exports into the Source Game Engine with the Wall Worm VMF exporter.
Displacement Alpha Blending
Information on displacement alpha blending and the shaders you can use to visualize the blending.
Creating Entities
Details on what objects automatically export as entities in a VMF and how to manually create other entities.
Advanced Texture Controls
With Wall Worm Pro, you can export arbitrary texture maps as VTF files in Source.
Exporting Correct Smoothing on Models
Understanding Smoothing Groups and Explicit Normals
Discussion on smoothing groups and explicit normals and how they relate to Source.
Lightmap Scale
This article details the process of setting lightmap scale on objects, displacements and faces with Wall Worm Anvil's lightmap tools.
Using 4Way Blends
Overview of creating and working with Lightmapped_4WayBlend shaders in Wall Worm.