OpenBridge Modeler is described as 'Want bridge software that does it all? Try OpenBridge Modeler, Bentley's 3D parametric modeling, analysis, and load rating software for bridges'. There are more than 50 alternatives to OpenBridge Modeler for Windows, Linux, Online / Web-based and Mac. The best alternative is midas Civil. It's not free, so if you're looking for a free alternative, you could try SkyCiv Structural 3D or SkyCiv. Other great apps like OpenBridge Modeler are midas Gen (Paid), RISA-3D (Paid), Abaqus Unified FEA (Paid) and RISA-2D (Paid).
SAFE is the ultimate tool for designing concrete floor and foundation systems. From framing layout all the way through to detail drawing production, SAFE integrates every aspect of the engineering design process in one easy and intuitive environment.
S-FRAME Software for Structural Engineers Trusted by thousands of structural engineers worldwide for over 30 years, S-FRAME is the design and analysis software of choice for moment frames, braced frames, trusses, bridges, office and residential buildings, skyscrapers...
DIANA is an extensive multi-purpose finite element software package that is dedicated, to a wide range of problems arising in Civil engineering including structural, geotechnical, tunnelling, earthquake disciplines and oil & gas engineering.
Spreadsheet Template for Structural Engineering (FEA Analysis for beams, trusses, 2D-frames). It makes possible to create your own parametric models.Templates for engineering calculation (fatigue, concrete plates, etc)