The LightWave Assets / Plugins database maintains a list of free and commercial third-party plugins available for LightWave.
A collection of different plugins
The OD Toolset is a combination of Layout and Modeler enhancements
Image sequence editor and custom image loader
Load and save OpenEXR format images
Global, shared node graphs.
Render very large images without running low on memory
Remesh complex models with good polyflow, quads and guides.
QWrinkle is a Modeler plug-in to create wrinkles interactively.
Speeds up the creation of complex gradient-related nodes
Speeds up the "patch end caps"-process
Drag-and-drop-dead-easy™ network rendering for LightWave3D ScreamerNet
Shift the keyframes of selected items in Layout
Layout toolset designed to make animating and rigging easier.
Sets up and lunches ScreamerNet nodes
A set of 3 modeling tools, Lattice Tool, Edge Slider, and Sketch Drag
A set of intuitive brush-based modeling tools
Interactive physics based placement of items and instances
Cage Deformer allows you to freely edit the deformation of your mesh
Allows you to distort and animate your object via a lattice
You can easily weld and hollow out SubPatch objects without errors
An interactive version of a Boolean tool
Interactively conform a foreground mesh to a background mesh
Digital Elevation Map (DEM) importer
Instance chain segments along a path, animate them via a gear/cog
Set up global material node networks and access them in other surfaces