Use the same flexible language everywhere: GhPython is the Python interpreter component for GH that allows to execute dynamic scripts.
Leopard is an open source mesh processing solution for grasshopper.
FractureHopper is an extension of GH for fractal math and chaos theory.
A Grasshopper plug-in that extends and enhances list and DataTree management practices.
METATOOLS Basic Design Tools (Release 2.0) Release Date: 6/1/2016