This is a demonstration of the grasshopper compatible features of RhinoBIM.
RhinoBIM is a structural modeler and BIM platform for Rhino 5. The current build is available at RhinoBIM.com
This video demonstrates structural modeling and stress analysis performed on a parametric truss. As the trusses shape changes stress and displacement values update giving the designer real time feedback.
These tools are still in development but will be available for download soon.