License

MIT License

Copyright (c) 2025-2026 UNO Card Game RL Project

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Third-Party Licenses

This project uses the following third-party libraries:

Stable-Baselines3

MIT License - https://github.com/DLR-RM/stable-baselines3

Pygame

LGPL License - https://www.pygame.org/

Gymnasium

MIT License - https://github.com/Farama-Foundation/Gymnasium

NumPy

BSD License - https://numpy.org/

PyTorch

BSD License - https://pytorch.org/

Note on UNO

UNO is a registered trademark of Mattel, Inc. This project is an independent educational implementation and is not affiliated with or endorsed by Mattel.