This is the first version of OpenNest add on. It packs outlines from 3D to 2D layouts.

Use Rhino or Grasshopper geometries to SDF

From the RhinoGold creator​. ​RhinoArtisan is a powerful jewelry design plugin for Rhino, created to optimize the workflow of designers, retailers, and vendors.

New version for rhino 5 here Auxpecker is an easy and free solution to get a pleasing realtime preview of objects directly on the viewport of Rhino

Moth is a package of varied useful tools for Grasshopper

Orchid Plugin for Grasshopper lets you create modular circles, flower-like shapes using math equations, and stunning fractals, perfect for parametric design and manufactu

A grasshopper library for the creation and editing of bitmaps.http://potrace.sourceforge.net/

Parakeet is a collection of components focusing on Algorithmic Pattern Generation.