Free browser-based structural steel editor with 3D CAD, FEM solver, 640+ profiles, and design verification against 5 international codes.
Cost / License
- Freemium
- Proprietary
Platforms
- Online




Space Gass is described as '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' and is an app. There are more than 50 alternatives to Space Gass for Windows, Web-based, Linux and Mac. The best Space Gass alternative is CalcSteel, which is free. Other great apps like Space Gass are RodX, Robot Structural Analysis Professional, Etabs and SAP2000.
Free browser-based structural steel editor with 3D CAD, FEM solver, 640+ profiles, and design verification against 5 international codes.




Web-based 2D structural analysis for beam, frame, trusses. User-friendly interface, XLS results, load combinations, BMD, SFD, Stresses. RodX uses OpenSees engine as a solver. This is a dynamically developing product.


Robot™ Structural Analysis Professional software provides engineers with advanced BIM-integrated analysis and design tools to understand the behavior of any structure type and verify code compliance.



For nearly 30 years, ETABS has been recognized as the industry standard for Building Analysis and Design Software. Today, continuing in the same tradition, ETABS has evolved into a completely integrated building analysis and design environment.



The SAP name has been synonymous with state-of-the-art analytical methods since its introduction over 30 years ago. SAP2000 follows in the same tradition featuring a very sophisticated, intuitive and versatile user interface powered by an unmatched analysis engine and design...


The Abaqus Unified FEA product suite offers powerful and complete solutions for both routine and sophisticated engineering problems covering a vast spectrum of industrial applications. For example, in the automotive industry engineering work groups can consider full vehicle...



CloudCalc provides cloud based structural analysis software. Perform 3D structural analysis on computers, tablets, and smartphones.
SkyCiv Engineering offers cloud based structural analysis software for engineers. Offering a beam, truss and frame calculator and a full 3D Structural Design.
SkyCiv Structural 3D is a powerful structural analysis and design software on the cloud. Nothing to install or download and users can subscribe on a month-to-month basis so there's no life long commitment. It's also free to get started.




midas Civil is one-stop modeling, analysis and design solution for bridge and civil structures. It features a distinctively user friendly interface and optimal design functions.
midas Gen is one-stop modeling, analysis and design solution for building and general structures. It features an intuitive UI, advanced analysis features, practical output and powerful design capacities using various...