The LightWave Assets / Plugins database maintains a list of free and commercial third-party plugins available for LightWave.
Colorida is a free non-destructive interactive cloning plugin.
Remesh complex models with good polyflow, quads and guides.
Versatile state of the art fluid simulation
Straighten rectangular UV selection
QWrinkle is a Modeler plug-in to create wrinkles interactively.
Fits UV Maps Into 0-1 Space
Speeds up the creation of complex gradient-related nodes
Speeds up the "patch end caps"-process
Find and Replace Surfaces Based On a Search
Saves a time-stamped backup of a scene to a zip archive.
jump forward / backward one layer using a hotkey
Duplicates the 'warmth' and color space of an old tube TV
Disfigures and distorts the object along its motion path
Drag-and-drop-dead-easy™ network rendering for LightWave3D ScreamerNet
Shift the keyframes of selected items in Layout
The OD Toolset is a combination of Layout and Modeler enhancements
Layout toolset designed to make animating and rigging easier.
Sets up and lunches ScreamerNet nodes
Use a cage object to deform a higher resolution object
Deform a mesh by moving its points using control handles
A set of 3 modeling tools, Lattice Tool, Edge Slider, and Sketch Drag
A set of intuitive brush-based modeling tools
Move objects via Newtonian physics
A pair of Custom Object scripts for creating sliders
Lightwave Panels Organizer