# Collaborate Platform License

This license applies **only to the Collaborate platform** of this site:

- the Collaborate tab markup (the `#tab-collab` block in `index.html`),
- `assets/js/collab.js`,
- the Collaborate sections of `assets/css/style.css`,
- `serve.py` (the reference server).

The platform's **source code** is released under the MIT License below.
The Collaborate page's **own text and graphics** (instructions, labels,
disclaimers) are licensed under
[CC BY 4.0](https://creativecommons.org/licenses/by/4.0/).

**Not covered:** the rest of this site (all rights reserved); projects and
contribution offers posted to the board, which remain the copyright of their
respective authors; and third-party libraries loaded from CDNs (marked.js,
KaTeX, Google Fonts), which carry their own licenses.

Licensing questions: collin.yuanjie.ren@gmail.com

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MIT License

Copyright (c) 2026 Yuanjie (Collin) Ren

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.