Open Source

DSNS is released under the GNU General Public License v3.0. The source code, issue tracker, and contribution guidelines are on GitHub.

View on GitHub License (GPLv3)

How to Contribute

We welcome contributions of all kinds:

Bug reports & feature requests: Open an issue on GitHub.
Code contributions: Fork the repo, create a branch, and submit a pull request.
Documentation: Improvements to docs, examples, and tutorials.
Scenarios: New topologies, use cases, and testing frameworks.

Important: All code changes must come with corresponding documentation updates. Please include type hints and docstrings.

Contribution Workflow

Fork the repository on GitHub
Create a feature branch (git checkout -b feature-name)
Make your changes
Update the documentation
Commit with a clear message
Push and open a pull request

Projects Using DSNS

DSNS has been used in the following projects. If you use DSNS for something useful, get in touch and we'll update it here!

KeySpace

KeySpace: Enhancing Public Key Infrastructure for Interplanetary Networks (2025)

Joshua Smailes, Filip Futera, Sebastian Köhler, Simon Birnbach, Martin Strohmeier, Ivan Martinovic

Secure Rerouting

Secure and Scalable Rerouting in LEO Satellite Networks (2025)

Lyubomir Yanev, Pietro Ronchetti, Joshua Smailes, Martin Strohmeier

Contact

For questions, support, or to add your project to the list above:

Open an issue on the issue tracker.
Get in touch directly.

Citation

If you use DSNS in your research, please cite the following paper.

BibTeX

@inproceedings{smailesDSNS2025,
  author       = {Smailes, Joshua and Futera, Filip and K{\"o}hler, Sebastian and Birnbach, Simon and Strohmeier, Martin and Martinovic, Ivan},
  title        = {{DSNS}: {The Deep Space Network Simulator}},
  booktitle    = {2025 Security for Space Systems (3S)},
  year         = {2025},
  organization = {IEEE}
}