Free HTML Formatter & Beautifier
Paste your minified or messy HTML below to instantly format it with proper indentation. Configurable indent size. Copy the result to clipboard in one click.
About the HTML Formatter
This free HTML formatter parses your HTML and re-outputs it with consistent indentation, making nested tags easy to read. It handles standard HTML5 elements, self-closing tags, inline elements, and void elements correctly.
Use it to clean up HTML exported from design tools like Figma or Webflow, tidy up template files in your project, or format HTML snippets before committing to version control.
How to Format HTML
Paste Your HTML
Copy your minified or messy HTML and paste it into the input area.
Choose Indent
Select 2 spaces, 4 spaces or tabs to match your project's style guide.
Format
Click "Format HTML". The right pane shows the clean, indented result.
Copy
Click "Copy" to copy the formatted HTML to your clipboard.
Frequently Asked Questions
The formatter uses the browser's DOMParser, which applies HTML5 correction rules. It will format any HTML, even with minor errors, by applying the browser's built-in parsing heuristics.
Yes. Content inside <script> and <style> tags is preserved as-is without reformatting. Only the structural HTML indentation is adjusted.
Yes. All processing happens in your browser. No data is sent to any server. It is safe to use with internal or confidential HTML templates.
Yes. Paste the full HTML document including DOCTYPE, <head>, and <body>. The formatter handles complete pages as well as individual snippets.