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JavaScript Formatter - Beautify JS

Beautify and unminify JavaScript in your browser — consistent indentation and spacing, your choice of style. Nothing uploaded, works offline. Free, no signup.

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How to use this tool

  1. Enter or select your input.
  2. Run the tool and review the result.
  3. Copy or download the output when available.

About this tool

Beautify and unminify JavaScript in your browser — consistent indentation and spacing, your choice of style. Nothing uploaded, works offline. Free, no signup.

Frequently asked questions

Is my data uploaded?

This tool processes input in your browser. Files and text are not sent to our server by this page.

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