archive_r License
Version: 0.1.2 (2025-12-02)

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Primary License
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MIT License

Copyright (c) 2025 archive_r Team

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.

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Third-Party Notices
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This distribution bundles or links against the following third-party
components. Their respective license terms apply in addition to the MIT
License shown above.

1. libarchive
   - Purpose: core archive reading and writing functionality for the C++
     library and language bindings.
   - License: New BSD License (https://www.libarchive.org/)

2. pybind11
   - Purpose: header-only binding generator for the Python extension module.
   - License: BSD-style License (https://github.com/pybind/pybind11)

The following components are redistributed only because libarchive (bundled with archive_r) depends on them at runtime:

3. zlib
   - Purpose: libarchive dependency providing DEFLATE compression; bundled inside archive_r binaries and wheels because libarchive requires it.
   - License: zlib License (https://zlib.net/zlib_license.html)

4. bzip2
   - Purpose: libarchive dependency providing bzip2 compression support; distributed with archive_r artifacts.
   - License: BSD-style license (https://sourceware.org/bzip2/)

5. liblzma (XZ Utils)
   - Purpose: libarchive dependency providing LZMA/XZ compression; included with archive_r packages.
   - License: Public Domain + GNU LGPLv2.1+ (https://tukaani.org/xz/)

6. libxml2
   - Purpose: libarchive dependency used for archive formats such as xar; distributed alongside archive_r.
   - License: MIT-style License (http://xmlsoft.org/)

7. zstd
   - Purpose: libarchive dependency providing Zstandard compression; shipped within archive_r binaries.
   - License: BSD License (https://github.com/facebook/zstd)

8. OpenSSL 3
   - Purpose: libarchive dependency providing cryptographic support for encrypted archives; included with archive_r packages.
   - License: Apache License 2.0 with OpenSSL exception (https://www.openssl.org/source/license.html)

9. libiconv / libcharset
   - Purpose: libxml2/libarchive dependency for character set conversion; redistributed with archive_r artifacts.
   - License: GNU LGPLv2.1+ (https://www.gnu.org/software/libiconv/)
Users of archive_r should review the linked third-party licenses to ensure
compliance with their terms when redistributing this software.
