Repository: less/less.js
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README.md
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This is the Less.js monorepo.
More information
For general information on the language, configuration options or usage visit lesscss.org.
Here are other resources for using Less.js:
* [stackoverflow.com][so] is a great place to get answers about Less.
* [Less.js Issues][issues] for reporting bugs
Contributing
Please read CONTRIBUTING.md. Add unit tests for any new or changed functionality. Lint and test your code using Grunt.
Reporting Issues
Before opening any issue, please search for existing issues and read the Issue Guidelines, written by Nicolas Gallagher. After that if you find a bug or would like to make feature request, [please open a new issue][issues].
Please report documentation issues in the documentation project.
Development
Read Developing Less.
Release History
See the changelog
Contributors
This project exists thanks to all the people who contribute. [Contribute].
<a href="https://github.com/less/less.js/graphs/contributors"><img src="https://opencollective.com/less/contributors.svg?width=890&button=false" /></a>
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<td align="center" valign="top" width="14.28%"><a href="https://github.com/matthew-dean"><img src="https://avatars.githubusercontent.com/u/414752?v=4?s=100" width="100px;" alt="Matthew Dean"/><br /><sub><b>Matthew Dean</b></sub></a><br /><a href="https://github.com/The Less CSS Team/Less.js/commits?author=matthew-dean" title="Code">💻</a> <a href="https://github.com/The Less CSS Team/Less.js/commits?author=matthew-dean" title="Documentation">📖</a> <a href="#maintenance-matthew-dean" title="Maintenance">🚧</a> <a href="#projectManagement-matthew-dean" title="Project Management">📆</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://cloudhead.io/"><img src="https://avatars.githubusercontent.com/u/40774?v=4?s=100" width="100px;" alt="Alexis Sellier"/><br /><sub><b>Alexis Sellier</b></sub></a><br /><a href="https://github.com/The Less CSS Team/Less.js/commits?author=cloudhead" title="Code">💻</a> <a href="https://github.com/The Less CSS Team/Less.js/commits?author=cloudhead" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/lukeapage"><img src="https://avatars.githubusercontent.com/u/309321?v=4?s=100" width="100px;" alt="Luke Page"/><br /><sub><b>Luke Page</b></sub></a><br /><a href="https://github.com/The Less CSS Team/Less.js/commits?author=lukeapage" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/seven-phases-max"><img src="https://avatars.githubusercontent.com/u/5304376?v=4?s=100" width="100px;" alt="Max Mikhailov"/><br /><sub><b>Max Mikhailov</b></sub></a><br /><a href="https://github.com/The Less CSS Team/Less.js/commits?author=seven-phases-max" title="Code">💻</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/iChenLei"><img src="https://avatars.githubusercontent.com/u/14012511?v=4?s=100" width="100px;" alt="Lei Chen"/><br /><sub><b>Lei Chen</b></sub></a><br /><a href="https://github.com/The Less CSS Team/Less.js/commits?author=iChenLei" title="Code">💻</a> <a href="https://github.com/The Less CSS Team/Less.js/issues?q=author%3AiChenLei" title="Bug reports">🐛</a> <a href="https://github.com/The Less CSS Team/Less.js/commits?author=iChenLei" title="Documentation">📖</a></td>
<td align="center" valign="top" width="14.28%"><a href="https://github.com/puckowski"><img src="https://avatars.githubusercontent.com/u/3059609?v=4?s=100" width="100px;" alt="Daniel Puckowski"/><br /><sub><b>Daniel Puckowski</b></sub></a><br /><a href="https://github.com/The Less CSS Team/Less.js/commits?author=puckowski" title="Code">💻</a> <a href="https://github.com/The Less CSS Team/Less.js/issues?q=author%3Apuckowski" title="Bug reports">🐛</a></td>
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<a href="https://all-contributors.js.org/docs/en/bot/usage">Add your contributions</a>
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License
Copyright (c) 2009-2025 Alexis Sellier & The Core Less Team
Licensed under the Apache License.
[so]: http://stackoverflow.com/questions/tagged/less "StackOverflow.com"
[issues]: https://github.com/less/less.js/issues "GitHub Issues for Less.js"
[download]: https://github.com/less/less.js/zipball/master "Download Less.js"