Beautify and format minified or messy HTML instantly
Free online HTML formatter and beautifier. Paste minified or unformatted HTML and get clean, readable markup with proper indentation. Works in your browser.
An HTML formatter takes minified or poorly indented HTML and rewrites it with consistent indentation and line breaks, making it much easier to read and edit.
No. Browsers ignore extra whitespace between elements (except inside pre and textarea tags). Formatted and minified HTML render identically.
Yes. Choose between 2 spaces, 4 spaces, or tabs.
Scripts and styles inside HTML are preserved as-is by default to avoid accidentally breaking them.
No. All formatting happens locally in your browser using the js-beautify library.
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Last updated: January 2025