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).
SourceForge presents the Estru3D project. Estru3D is an open source application. SourceForge provides the world's largest selection of Open Source Software. Structural analysis using the Stiffness Matrix method
SAS-CIVIL is intented as a finite elements menthod software, with application oriented to civil and structural engineer, it is designed in two modules, one for analisys and another for desing, all under GNU license.
Advance Design: Professional Finite Element Structural Analysis Software Advance Design was specifically developed for industry professionals that require a superior solution for the structural analysis and design of Reinforced Concrete, Steel and Timber structures according...
Safi™ 3d is a robust and reliable structural software designed with the latest technological innovations in its field and is equipped with a sophisticated, ergonomic and user friendly graphical user interface.