Skip to content

Third-Party Licenses

quadletman includes and depends on open-source software. This file lists the licenses of all runtime dependencies and vendored assets.

Vendored JavaScript / CSS Libraries

These files are distributed with quadletman in quadletman/static/vendor/.

Alpine.js 3.14.1

HTMX 2.0.3

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

  1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
  2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

xterm.js 5.5.0

xterm-addon-fit

DOMPurify 3.2.6

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at https://www.apache.org/licenses/LICENSE-2.0.

Alternatively, this software may be used under the Mozilla Public License 2.0. You may obtain a copy of the License at https://www.mozilla.org/en-US/MPL/2.0/.

Python Runtime Dependencies

These packages are installed at runtime but not distributed with quadletman.

Package License
FastAPI MIT
Uvicorn BSD-3-Clause
websockets BSD-3-Clause
Jinja2 BSD-3-Clause
aiosqlite MIT
python-pam MIT
six MIT
Pydantic MIT
python-multipart Apache-2.0
psutil BSD-3-Clause
cryptography Apache-2.0 OR BSD-3-Clause
SQLAlchemy MIT
Alembic MIT
Starlette BSD-3-Clause
anyio MIT
Click BSD-3-Clause
MarkupSafe BSD-3-Clause
annotated-types MIT
pydantic-core MIT
typing_extensions PSF-2.0
Mako MIT
greenlet MIT AND PSF-2.0
h11 MIT
cffi MIT
pycparser BSD-3-Clause
certifi MPL-2.0

Build-Time Tools (not distributed)

Tool License
Tailwind CSS (pytailwindcss) MIT
ruff MIT
pytest MIT
Babel BSD-3-Clause
Vitest MIT

License Compatibility Notes

All runtime and vendored licenses are permissive and compatible with the MIT license used by quadletman:

  • MPL-2.0 (certifi, DOMPurify option): weak copyleft at the file level only. Modifications to MPL-licensed files must remain under MPL-2.0, but the obligation does not extend to the rest of the project.
  • Apache-2.0 (python-multipart, cryptography, DOMPurify option): includes a patent grant clause. Compatible with MIT when attribution is preserved.
  • PSF-2.0 (typing_extensions, greenlet): Python Software Foundation license, permissive and compatible with MIT.