Push-button developable lofting for Rhino 5 and 6, check the video and give it a try yourself.

RhinoPiping LT is a free piping plugin. RhinoPiping Pro has many additional features, including Ifc export for AEC, and multiple iso generator (Pro+)

Naval Architect Toolbox The Naval Architect Toolbox plug-in for Rhino enables 5 new commands. The commands allow calculating the hydrostatic proper

Analysis Tools for Rhino

Concha is a Rhino3D plug-in for the numerical analysis of shell structures based on the Finite Element Method.

Rhino Beam Tools is a rhino plugin built as a bridge between Rhino and specialized beam calculation software. ("Steel" , Bureau Veritas)

Planing Craft Resistance Prediction for Rhino3D

Parametric Ship Structural Design