RSTAB - Structural Frame & Truss Analysis is described as 'RSTAB is a powerful and intuitive software for verifiable structural analysis and effective design of beam, frame, and truss structures according to numerous standards'. There are more than 25 alternatives to RSTAB - Structural Frame & Truss Analysis 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 ClearCalcs. Other great apps like RSTAB - Structural Frame & Truss Analysis are midas Gen (Paid), RISA-3D (Paid), RISA-2D (Paid) and Etabs (Paid).
SPACE GASS is a multi-purpose 3D analysis and design program for structural engineers. Its extensive range of features make it suitable for anything from beams, trusses and frames to buildings, towers, tanks, cable structures and bridges.
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.
Diamonds is the perfect software for structural design analysis of beam grids, floor slabs, rafts, walls, frames and multi-storey buildings, ... in concrete or steel. Development of calculation engineering design software with powerfull tools en simple user interfaces
Reliable structures, very precise drawings CYPECAD was brought about to carry out the analysis and design of reinforced concrete and steel structures, subject to horizontal and vertical forces, for houses, buildings and civil work projects.
GTS NX is a comprehensive finite element analysis software package that is equipped to handle the entire range of geotechnical design applications including deep foundations, excavations, complex tunnel systems, seepage analysis, consolidation analysis, embankment design...
Three dimensional bar structure project with steel and wood sections, including foundations (pad foundations, pile caps, strap and tie beams) and bracing systems against lateral loads, allowing ties that work only in tension. Joint and baseplate design for metallic structures.