JavaScript Beautifier formats JS with js-beautify in your browser. Choose indent size, brace style, blank-line handling, and more, then copy or download a .js file.
JavaScript Beautifier
Beautify JavaScript
Paste or upload messy JavaScript and format it with indent, brace style, and spacing options - powered by js-beautify, fully local.
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What is this?
How it works
1. Paste JavaScript or upload a .js file.
2. Choose formatting options.
3. Click Beautify JavaScript.
4. Edit, copy, or download the result.
Features
- js-beautify powered
- Indent, braces, and spacing options
- Paste or upload .js
- Copy and download .js
Benefits
Make minified or messy scripts readable for debugging and study.
Trust & privacy
Your code is processed only in your browser. Studix does not upload or store it for this tool.
Frequently asked questions
No. Beautifying runs entirely in your browser with js-beautify.