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Frequently Asked Questions
How does JavaScript un-minification work?
The parser scans syntax tokens, expands compacted statements across line breaks, restores indentation depth within block structures, and pads operators with standard whitespace.
Is my JavaScript transmitted to an external server?
No. 100% of formatting is done directly in your web browser using client-side JavaScript. Your code and proprietary logic never leave your computer.
Frequently asked questions
What does JavaScript Beautifier do?
Free online JavaScript beautifier and formatter. Un-minify, re-indent, and clean up messy JS code with custom spaces, tabs, and brace formatting. 100% private.
How do I use JavaScript Beautifier?
Open JavaScript Beautifier, enter or select the input requested by the tool, and use its controls to see the result.
Where can I find tools related to JavaScript Beautifier?
Use the related tools below to explore more Beautifiers & Formatters tools.