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How to use Code Beautifier

What Code Beautifier does#

Clean up messy code: beautify and re-indent JavaScript, CSS or HTML so it's easy to read and maintain. Choose your indent size and copy the formatted result. 100% in your browser.

How to use it#

  1. Open the tool and paste or type your input.
  2. Choose the options you want.
  3. See the result instantly, updated as you work.
  4. Copy it to your clipboard in one click.

Your privacy#

Code Beautifier runs entirely in your browser. Your data never leaves your device — there is no upload, and nothing is stored on our servers.

Frequently asked questions

Is Code Beautifier free to use?

Yes. Code Beautifier is completely free and needs no account or sign-up.

Is my data private?

Yes. Code Beautifier works entirely in your browser, so your data never leaves your device.

Do I need to install anything?

No. Code Beautifier runs online in any modern browser, on desktop or mobile.