Kitsune is an add-on for Grasshopper and Rhino3D. Kitsune is created on the theorethical basis of Formex Algebra, but additional shapes are also available.

Kitsune on Food4Rhino
Kitsune on GitHub

You can read more about Kitsune in chapter 5 of my PhD thesis.
More publications:
Formex Algebra Adaptations into Parametric Design Tools

Please use these references if you use Kitsune for scientific work.