ONSAS.m: an Open Nonlinear Structural Analysis Solver for GNU-Octave/Matlab
About ONSAS
ONSAS is a GNU-Octave/Matlab code for static/dynamic and linear/non-linear analysis of structures. The first version was developed for educational purposes and was published in a handbook of the course Análisis no lineal de Estructuras taught at Facultad de Ingeniería, Universidad de la República.
Some examples
A deployable ring
A wind turbine model
A truss tower model
License
The code is distributed under a GNU-GPL 3.0 license.
How to use ONSAS
The user should follow these steps to install and run onsas:
- Download and install GNU-Octave and Paraview
- Download the ONSAS zip source files from the realeases web https://github.com/ONSAS/ONSAS/releases
- Open GNU-Octave, move to the examples directory and run one of the examples.
An introduction to using and contributing to ONSAS was presented in 2022. The recording is available at this youtube video.
Contributions
The complete list of authors of code, contributions, affiliations and acknowledgments is available in the documentation.
Contact
If you have any question you can send an e-mail to jorgepz [AT] fing.edu.uy or join the chat at