Latest development version

Here you can find the latest version of OpenGeoSys. But be warned: although this version was successfully tested by the continuous integration system it may be unstable or incomplete...

Downloads

Downloads for the current development version of OpenGeoSys can be found on our continuous integration system:


Current Release: OpenGeoSys 6.5.7

Released on Friday, Jan 30, 2026, GitLab release

Downloads

Note: When using Python bindings make sure to have Python installed on your system:


Created using the GitLab release-cli.

Older releases

OpenGeoSys-5

As OGS-6 is a re-implementation of OGS-5 with new concepts and methodologies there will probably never be complete feature parity. We provide binaries of OpenGeoSys-5 ready for you to use. Support is limited but you may ask questions or report bugs via our discussion forum mailing list.

Downloads

OpenGeoSys 5.8

OpenGeoSys 5.7

Linux

Windows

On Windows you may have to install the appropriate Visual Studio Redistributable:

macOS

Development builds

TODO: You can get the latest OpenGeoSys-5 (with recent bug-fixes) version from the CI system. Binaries for Windows (64-Bit) and Linux are provided for the OGS FEM-simulator under “Last successful Artifacts”.

Source code

Source code is hosted on GitHub: https://github.com/ufz/ogs5