The Source Engine is behind many of the games you love. Just a few include Half-Life 2, Portal, Team Fortress 2, Counter-Strike: Global Offensive and Insurgency. It is also the primary focus of the Wall Worm suite of tools.
Wall Worm has been custom tailored as the one-stop piplene for building assets for Source.
If using Source, make sure that your global settings are set to Source.
VBSP.exe has stopped working
VBSP can crash if there are no entities or world geometry in your scene.
BSP Compile Log
Viewing and using the BSP Compile logs.
Finding Leaks in 3ds Max
Some information on finding and troubleshooting leaks.
Gmod and Wall Worm
Set Up Wall Worm for Garry's Mod in 3ds Max
Instructions and video on setting up Wall Worm to export levels, models and materials using Wall Worm 3.71+ and 3ds Max 2018.
You can use Wall Worm to import a VMF into 3ds Max. This allows you to bring in your Hammer project into 3ds Max.
Exporting a Level from 3ds Max into Source
Brush Geometry, 3D Skybox, 2D Sky, Animated Textures
Video tutorial and sample file on exporting a 3ds Max scene into a Source VMF file with Wall Worm.
This article details the process of setting lightmap scale on objects, displacements and faces with Wall Worm Anvil's lightmap tools.