In summary

• Free to use, the LUSAS official Grasshopper plugin is available from the food4rhino website, as well as from a link within the Rhino package manager. It is for use with Rhino 8.08 and above, and LUSAS version 21.1 upwards.
• The plugin lets you create structural models for LUSAS using dedicated Grasshopper components that enable the definition of attributes such as materials, sections, loads, supports, and more. 
• Interact directly with Grasshopper parametric models, make parametric changes and preview the model in real-time within Rhino.
• Seamlessly link to LUSAS in real time.
• If LUSAS is not installed, a file can be created by the plugin and passed to a LUSAS user who does.

More information

• User Guide
• Release history.

LUSAS-authored example Grasshopper scripts

For use with plugin version 2.0.0

Cooling tower

• Download script

Curved plate girder bridge 

• Download script

Curved tub girder

• Download script

Geodesic roof

• Download script

This also requires the 'Lunchbox' plugin.

Mobius strip

• Download script

This also requires the 'Lunchbox' and Pufferfish plugins.

Network tied-arch bridge 

• Download script

Spherical tank

• Download script

Twin girder bridge with vehicle load optimisation

• Download script

Twisting tower

• Download script

U-frame bridge

• Download script