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

Kingfisher is a plug-in for sorting points, curves, and surfaces by coordinate system (X-Y-Z), also curves by their length, and surfaces by their area.

Extended Help In Grasshopper.

It can help you generate gha from the ghuser

Vectorize is a free, open source image tracing plug-in for Rhino.

Generates Ivy and plant 3D models.

Get a list of incident radiation values for detailed tree objects in the resolution you define.

Palmfly is a set of components which help users to build ventilation duct in accordance with parameter inputted.