js-beautify

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Freedom report

Two barsScore 6.4

Free tierA free tier is on its own pricing page
Open codeNo open-source code on record
Runs widely1 of 6 device platforms
DocumentedPlans, terms and facts published

js-beautify is ranked #11 of 34 in code formatting tools on Freedom251. It runs on Web. There is a free plan.

js-beautify plans and pricing

All plans

Free Free Source code is free and open under the MIT licence · no listed usage limits beautifier.io · 5 Oct 2026

Compared on code formatting tools

Free plan: Yes
Supported languages: JavaScript, JSON, React.js, HTML, CSS, SCSS, SASS
Supported platforms: Web browser, Node.js, Python
Editor integration: Yes
Library API: Yes
License model: open_source

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The record

Purpose: js-beautify reformats and re-indents JavaScript, including bookmarklets and packed scripts.
Languages: The JavaScript version formats JavaScript, JSON, HTML, CSS, SCSS, and SASS.
Web app options: The web interface offers formatting controls for indentation, line wrapping, chained methods, JSX syntax, and HTML attributes.
Ways to use: The project can be used in a browser or from the command line with Node.js or Python.
Library use: The JavaScript library exposes beautifiers for JavaScript, CSS, and HTML, while the Python version only reformats JavaScript.
Configuration: Options can be set through CLI flags, library options, and JavaScript configuration files such as .jsbeautifyrc.
Integrations: The README documents embedding the web library using scripts hosted on cdnjs and rawgit.
Editor support: The project page lists related integrations and plugins for editors including Visual Studio Code, Sublime Text, Vim, and Emacs.
Open source: The source code is free and open under the MIT licence, with the repository README requiring retention of the copyright notice and license.
Security: The opened project pages provide no security or compliance certification details.
Support limits: The README says its free CDN services have no uptime or support guarantees.
Project status: The README says the existing owners have limited time and that the project needs contributors to address bugs and implementation issues.
Python limitation: The Python version does not reformat HTML or CSS, and the project no longer supports Python 2.
Maker: The website credits Einar Lielmanis as creator and Liam Newman as maintainer.
Price from: Free

Where it ranks on Freedom251

Best Code Formatting Tools in 2026#11 of 34

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Sources

github.com/beautifier/js-beautify· checked 5 Oct 2026
beautifier.io· checked 5 Oct 2026