BelSupport is a plugin for rhino5 64 bit, make support for rapid prototyping jewelry   

octopus Explicit is the disintegration of octopus, allowing the customization of evolutionary algorithms. For the example you will need Anemone f

Jackalope is a Grasshopper component that implements the standard Rhino space morph operations.

Clipper is a 2D polygon Clipper offering polygon boolean operations (clipping): Intersection, Join, Difference, and robust polygon offsets.

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

Dodo features AI algorithms, Optimization and Machine Learning, Tensor/Vector fields, Maths, Mesh manipulation

A plain and simple NACA section generator for Rhino3D.

Heron is an add-on which enables the import of GIS data from various sources into the Rhino/Grasshopper environment, located, scaled and cropped