Unexpected Model Orientation in VMF Exporter
Fixed in WWMT 1.772
The orientation of models in the QC Generator has been flipped on the Z-axis and the VMF Exporter is also rotated to accomodate this result. You may need to recompile models compiled before the 1.772 update.
Create Prop Zoo from VMF
Create a Prop Zoo of all the models contained in a VMF.
Unknown System Exception
Steps on fixing problems with an Unknown System Exception when importing files.
Incorrect Rotation on World Geometry
Fixed in WWMT 1.867
In earlier versions of the VMF exporter, non-rectangular faces on geometry produce inaccurate texture rotations.
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.
Archive of Wall Worm Version 2 Changelog
Archive of Changelog 2014 to early 2017
Archive of Wall Worm Version 2.X changelog in 2014 through early 2017.
VBSP Parser
Import Detail Sprites into 3ds Max

Import prop details from your VBSP files.
Wall Worm Pro
Wall Worm Pro enhances the features inside Wall Worm itself.
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.