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Wall Worm Model Tools is a 3ds Max pipeline toolset for Goldsrc, Source and Source 2, bundling a broad array of importers, exporters and general workflows for models, materials, textures and level assets.

CorVex is a scripted geometry plugin for 3ds Max aimed at quickly building game level layout and walls. Geometry is controlled by spline bases and carries built-in planar mapping parameters for convenient UV control.

PropLine is a scripted geometry plugin for 3ds Max that distributes props along splines with parameters controlling how they are distributed and transformed. It replaces the Spacing Tool in a parametric, non-destructive fashion.