HTML Formatter & Beautifier
Paste minified or tangled HTML and this reindents it into clean, readable markup, normalizing the nesting and spacing so a template or snippet is easy to scan. Your code is formatted in the browser and never sent anywhere.
- 100% free
- Private & safe
- Runs in your browser
Why use HTML Formatter?
HTML Formatter is a quick, no-nonsense developer utility that runs entirely client-side, so your code and data never leave your machine.
- Runs instantly in your browser — nothing to install, nothing uploaded.
- Completely free, with no account, no watermarks and no usage limits.
- HTML / template markup
- Paste your HTML.
- Works on any device — desktop, tablet and phone — and is fully keyboard accessible.
How to use HTML Formatter
- Paste your HTML.
- Click Format to indent and tidy the markup.
- Review the readable output.
- Copy or download the formatted HTML.
Examples
- Beautifying minified HTML copied from a page.
- Tidying an email template before editing.
Supported formats & limits
- HTML / template markup
Limitations
- Very unusual or broken markup may be normalized in ways you do not expect.
- Embedded scripts/styles are formatted with general rules.
Frequently asked questions
Does it change my markup's meaning?
It only reformats whitespace and indentation; content and structure are preserved.
Can it handle minified HTML?
Yes — that is a common use case.
Is my code uploaded?
No — formatting happens in your browser.
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