License

pyhnhtools License

This project is licensed under the GNU General Public License v3.0 or later (GPL-3.0-or-later).

See the LICENSE file in the repository for the full text.

For more information, visit: https://www.gnu.org/licenses/gpl-3.0.en.html

Why GPL-3.0?

This project uses GPL-3.0 because:

1. PyQt5 Dependency: The GUI framework PyQt5 is GPL-3.0 licensed

2. Code Compatibility: Ensures all code in the project follows the same license

3. Open Source: GPL-3.0 is one of the most popular open-source licenses

4. Protection: Derivative works must also be GPL-3.0, protecting the codebase

Attribution

This project includes code derived from:

Stormwater Management Model (SWMM)

• Copyright (c) 2005-2024, United States Environmental Protection Agency

• Released to the Public Domain

• Source: https://github.com/USEPA/Stormwater-Management-Model

• Portions of culvert analysis functionality are translated from the SWMM C source code to Python

Third-Party Licenses

This project includes or uses code from:

• PyQt5: GPL v3.0 / Commercial License

• NumPy: BSD License

• SciPy: BSD License

• Shapely: BSD License

• Plotly: MIT License

• Dash: MIT License

• GeoPandas: BSD License

• Sphinx: BSD License

Contributing

By contributing to this project, you agree that your contributions will be licensed under its GPL-3.0-or-later license.