JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. OpenSTAAD Application programming interface for STAAD.Pro. OS. Fundamentals of OpenSTAAD OS. Using OpenSTAAD in Other Applications: VBA OS. Writing OpenSTAAD in the STAAD.Pro Script Editor OS. Writing OpenSTAAD in Other Programming Languages OS. Troubleshooting OS. Getting More Help with OpenSTAAD Parent topic: STAAD.Pro Help