Advanced Analysis
Perform linear and nonlinear static and dynamic analysis with powerful finite element solvers. Analyze complex structures under various loading conditions including seismic, wind, and thermal effects.
Join thousands of engineers who rely on CSI software for their most important projects
Discover the capabilities that make our Structural Engineering Software essential for modern design
CSI develops industry-leading software for structural analysis, design, and documentation

General-purpose structural analysis and design program for all types of structures.

Integrated building design software for structural analysis and design of buildings.

Ultimate tool for designing concrete floor and foundation systems.

Comprehensive software for bridge analysis, design, and rating.

Comprehensive software package for the analysis and design of columns.

Powerful tool for nonlinear analysis and performance-based design.
Trusted by engineers worldwide for over 45 years
CSI has been developing structural engineering software since 1975, continuously innovating and improving.
Our software is used in over 160 countries and trusted by leading engineering firms worldwide.
State-of-the-art analysis and design capabilities with cutting-edge computational methods.
Our team of experienced engineers provides comprehensive technical support and training.








