SDS/2 by Design Data
Computers, CAD and CAM, AEC Design, Structural and Steel - Design Data. CAD software for structural steel detailing.
https://www.sds2.com/
Structural and Steel
Supplies and supports structural engineering and geotechnical software such as STRAP, QUIKSOFT and GEO4.
Computers, CAD and CAM, AEC Design, Structural and Steel - GTS CADBuild. Supplies and supports structural engineering and geotechnical software such as STRAP, QUIKSOFT and GEO4.
http://www.gtscad.com/