SnappingGecko is a free Grasshopper plugin which provides object snapping features, helping you to keep your definitions clean.

Flexibility is a plugin for geometry generation and manipulation.

Bifocals ends the age-old debate of Icon Display vs. Text.  No matter what your preference, your students or tutorial watchers can follow along with clear, full name labels.

Draw the name (or nickname) of Grasshopper objects with Draw Icons mode on and enriches the capsules when you zoom in.

Ladybug Tools is a collection of open source computer applications that support environmental design and education.

Scatter is a plug-in for grasshopper to distribute geometry with attributes. It is useful to bake large amount of objects instantly (for example

Telepathy is a wireless sender/receiver that allows you to send Grasshopper data to anywhere on the canvas using a simple key naming interface.

Create accurate Metric and English Bolts and Nuts in Rhinoceros