Alpaca4D is a FEM solver for parametric structural analysis built on top of OpenSees. Static, Modal and Ground Motion Analysis.

The Mantis is virtual script component plugin for grasshopper,and it can create pulugin without VS!

Its a Grasshopper3D button / toolbar for Rhino

Out of process definition solving using Rhino Compute

Commands in ChainTools toolkit use an innovative approach to make trimming and splitting operations in Rhino easier and more controllable.

Alternatives to native Rhino commands, MergeFace/MergeCoplanarFace and MergeAllFaces/MergeAllCoplanarFaces, respectively for polysurfaces only.

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

Discover is a set of components for connecting Grasshopper models to the Discover optimization platform.