MIT License

jsdom:
Copyright (c) 2010 Elijah Insua

CSS implementation derived from cdoublev/css:
https://github.com/cdoublev/css/tree/27fc904439ddb97d84cb701a7429f2f384114103
Copyright (c) Guillaume Lebas

Generated CSS grammar data derived from CSSTree:
https://github.com/csstree/csstree
Copyright (C) 2016-2026 by Roman Dvornov

Generated CSS grammar and property data derived from webref:
https://github.com/w3c/webref
Copyright (c) 2020 World Wide Web Consortium

Generated bidirectional character data derived from node-unicode:
https://github.com/node-unicode/unicode-17.0.0
Copyright Mathias Bynens <https://mathiasbynens.be/>

The following MIT license applies to the above material. Additional notices
for the CSS Color 4 algorithms and Unicode data follow it.

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.

------------------------------------------------------------------------

W3C Software and Document License (2023)
https://www.w3.org/copyright/software-license-2023/

This software includes material copied from or derived from CSS Color
Module Level 4, https://drafts.csswg.org/css-color-4/conversions.js.
Copyright © 2026 World Wide Web Consortium. Modified for jsdom in
lib/jsdom/living/css/utils/color-spaces.js.

This work is being provided by the copyright holders under the following
license.

License

By obtaining and/or copying this work, you (the licensee) agree that you
have read, understood, and will comply with the following terms and
conditions.

Permission to copy, modify, and distribute this work, with or without
modification, for any purpose and without fee or royalty is hereby
granted, provided that you include the following on ALL copies of the
work or portions thereof, including modifications:

- The full text of this NOTICE in a location viewable to users of the
  redistributed or derivative work.
- Any pre-existing intellectual property disclaimers, notices, or terms
  and conditions. If none exist, the W3C software and document short
  notice should be included.
- Notice of any changes or modifications, through a copyright statement
  on the new code or document such as "This software or document includes
  material copied from or derived from [title and URI of the W3C
  document]. Copyright © [$year-of-document] World Wide Web Consortium .
  https://www.w3.org/copyright/software-license-2023/ "

Disclaimers

THIS WORK IS PROVIDED "AS IS," AND COPYRIGHT HOLDERS MAKE NO
REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT
LIMITED TO, WARRANTIES OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR
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COPYRIGHT HOLDERS WILL NOT BE LIABLE FOR ANY DIRECT, INDIRECT, SPECIAL OR
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advertising or publicity pertaining to the work without specific, written
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------------------------------------------------------------------------

Unicode Character Database 17.0.0, used for bidirectional character data:
https://www.unicode.org/Public/17.0.0/ucd/
© 2025 Unicode®, Inc.
Unicode and the Unicode Logo are registered trademarks of Unicode, Inc.
in the U.S. and other countries.

UNICODE LICENSE V3
https://www.unicode.org/license.txt

COPYRIGHT AND PERMISSION NOTICE

Copyright © 1991-2026 Unicode, Inc.

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