Clipper for Grasshopper and Rhino Clipper is a 2D polygon Clipper offering polygon boolean operations (clipping): Intersection, Join, Difference, X

The Surface Evolver Wrapper allows you to use Surface Evolver from Ken Brakke in Grasshopper. It contains one component which requires some geometry

A plain and simple NACA section generator for Rhino3D.

RhinoPiping LT is a free piping plugin. RhinoPiping Pro has many additional features, including Ifc export for AEC, and multiple iso generator (Pro+)

This is your place to download, learn and share everything about SmartForm: our realtime shape optimisation and sculptural design tool. SmartF

GENERATOR 2 is a smart and evolved way  to explore and iterate  generative shapes with Grasshopper®

  Robots.IO  LESS INPUT. MORE OUTPUT   Are you finding it too slow to create robot simulations? Use IO to build a render

EvoluteTools T.MAP for Rhino 5 and 6 provides re-meshing using pure quad or triangle meshes, and texture mapping using quad or triangle patterns