Quick and efficient way to explore radial symmetry. Draw on 1 axis and see your design instantly rotate chosen number of times around a chosen point.

Orbi is a plug-in for Grasshopper that generates patterns parametrically with symmetry groups.

Rhino Beam Tools is a rhino plugin built as a bridge between Rhino and specialized beam calculation softwares.

Dynamic 3D Sectioning and 2D Layouts for Rhino Helps create sections that update with model changes.  Sections can create outline curves,

Cockatoo is a prototypical open-source software toolkit for generating (3d-)knitting patterns directly inside Grasshopper.

Load point clouds of any size from any source, exploit and create geometry and export for use in other applications.

A Wallpaper-group Symmetry Array Tool For Rhino

Karamba3d is a parametric structural engineering tool which provides accurate analysis of spatial trusses, frames and shells.