Integrated Optimization in Public Transportation

Download of LinTim

We are happy to announce that - starting in June 2018 - LinTim will be available as an open source software library, published using the MIT license.

Download the source code and datasets

For publication of the software and collaboration, we use the Gitlab instance of the RARP. You can find the source code here. Please feel free to contact us if you have any problems by sending an email to

Download LinTim

Staying up-to-date

For being notified regarding new releases, please follow our mailing list. There, we will release updates regarding new versions.

Download the documentation

You can find the documentation as part of our distributed source code or as a separate preprint publication here.

When you use LinTim

If you are interested in using LinTim, we would be glad to hear from you. Feel free to let us know by emailing If you publish your work, please cite the following publications as a reference:
  • A. Schiewe, S. Albert, V. Grafe, P. Schiewe, A. Schöbel, and F. Spühler. LinTim: An integrated environment for mathematical public transport optimization. Documentation for version 2021.12. Fraunhofer-Institut für Techno- und Wirtschaftsmathematik, 2021. Url:
  • A. Schiewe, S. Albert, V. Grafe, P. Schiewe, A. Schöbel, and F. Spühler. LinTim - Integrated Optimization in Public Transportation. Homepage.
  • M. Goerigk, M. Schachtebeck, and A. Schöbel. Evaluating line concepts using travel times and robustness: Simulations with the LinTim toolbox. Public Transport, 5(3), 2013