License

SSOEngine is provided under the MIT License with a donationware model. This page explains your rights and how you can support continued development.

1. MIT License

1.1 License Summary

SSOEngine is licensed under the MIT License, which is a permissive free software license that allows you to:

  • Commercial Use: Use SSOEngine in commercial projects
  • Modification: Modify the source code to suit your needs
  • Distribution: Distribute compiled or source versions
  • Sublicensing: License your modifications under different terms
  • Private Use: Use SSOEngine privately without obligation to release your changes

1.2 License Conditions

The MIT License requires you to:

  • Include Copyright: Include the original copyright notice in all copies
  • Include License: Include the full license text in all distributions
  • No Warranty: Provide the software "AS IS" without warranty
  • No Liability: Limit liability for damages

2. Full License Text

MIT License

Copyright (c) 2026 SSOGames Studio 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.
Important: This license applies to the SSOEngine source code and compiled software. Documentation and examples are also covered under this license.

3. Donationware Model

3.1 What is Donationware?

SSOEngine follows a donationware model, which means:

  • Free to Use: The software is completely free to download, use, and modify
  • No Obligation: You are not required to pay anything to use SSOEngine
  • Voluntary Support: Donations are voluntary and appreciated
  • Same License: All users get the same MIT License regardless of donation

3.2 Why Donations Matter

Your donations help us:

  • Maintain Infrastructure: Keep servers and development tools running
  • Add Features: Develop new tools and capabilities
  • Fix Bugs: Address issues and improve stability
  • Improve Documentation: Create better tutorials and examples
  • Support Community: Provide help and respond to user questions

💝 Support SSOEngine Development

If you find SSOEngine useful for your projects, please consider supporting its continued development. Every donation helps us dedicate more time to improving the framework.

💝 Donate on Saweria

4. Third-Party Licenses

4.1 Raylib

SSOEngine is built on Raylib, which is licensed under the zlib/libpng License. This allows commercial use and modification without requiring attribution.

4.2 Other Dependencies

SSOEngine may include other third-party libraries with their respective licenses. All dependencies are compatible with commercial use and open source development.

4.3 License Compatibility

The combination of MIT License (SSOEngine) and zlib/libpng License (Raylib) is compatible and allows you to:

  • Use SSOEngine in commercial projects
  • Modify and distribute your changes
  • Keep your source code private
  • No additional licensing requirements

5. Usage Rights

5.1 What You CAN Do

  • ✅ Commercial Games: Create and sell commercial games
  • ✅ Modify Source: Change the engine to suit your needs
  • ✅ Distribute: Include SSOEngine in your game distributions
  • ✅ Private Projects: Use in internal or private projects
  • ✅ Educational Use: Use for teaching and learning purposes
  • ✅ Sublicense: License your modifications under different terms

5.2 What You CANNOT Do

  • ❌ Remove Copyright: Remove original copyright notices
  • ❌ Hold Liable: Hold us liable for damages (MIT License limitation)
  • ❌ Trademark Infringement: Use our trademarks in a confusing way
  • ❌ False Attribution: Claim you created SSOEngine

6. Attribution Guidelines

6.1 Recommended Attribution

While not required by the MIT License, we appreciate attribution when you use SSOEngine:

  • Game Credits: "Made with SSOEngine" in your game credits
  • Documentation: Link to our website in technical documentation
  • Social Media: Tag us when sharing your projects
  • GitHub: Mention us in your project README

6.2 Official Logo and Branding

You may use our official logos and branding materials to indicate that your project uses SSOEngine. However, you may not:

  • Use our logos in a way that implies endorsement
  • Modify or create derivative logos
  • Use our branding for competing products

7. No Warranty

7.1 "As Is" Provision

SSOEngine is provided "AS IS" without warranties of any kind. We disclaim all warranties, whether express or implied, including but not limited to:

  • Merchantability: Fitness for a particular purpose
  • Non-Infringement: Non-infringement of third-party rights
  • Reliability: Uninterrupted or error-free operation
  • Support: Technical support or maintenance

7.2 Development Status

⚠️ Development Warning: SSOEngine is actively developed software. Features may change, bugs may exist, and compatibility may vary. Use at your own risk and test thoroughly before production use.

8. Limitation of Liability

8.1 Maximum Liability

To the maximum extent permitted by law, SSOGames Studio shall not be liable for any damages arising from your use of SSOEngine, including but not limited to:

  • Direct Damages: Any direct damage to your software or hardware
  • Indirect Damages: Loss of profits, data, or business opportunities
  • Consequential Damages: Any damages resulting from the use or inability to use SSOEngine

8.2 No Liability

Since SSOEngine is provided free of charge, our maximum liability is limited to the extent permitted by applicable law. We are not responsible for any downtime, errors, or bugs in the software.

9. License Questions

9.1 Contact Information

If you have questions about the SSOEngine license or need clarification on your rights, please contact us:

📄 License Inquiries

9.2 Common Questions

Q: Can I use SSOEngine in a commercial game without paying?

A: Yes! The MIT License allows commercial use without any fees.

Q: Do I have to release my source code?

A: No. The MIT License allows you to keep your source code private.

Q: Can I modify SSOEngine?

A: Yes. You can modify the source code to suit your needs.

Q: Do I need to attribute SSOEngine?

A: While not required, we appreciate attribution like "Made with SSOEngine".