Free Beautifier Tools Online

Turn minified or messy code back into clean, readable, consistently indented source. Paste your code and get formatted output instantly.

5 tools

HTML Beautifier & Formatter Online

Beautify and format HTML markup online with configurable indentation. Fix messy HTML code and improve readability instantly.

Beautify and format CSS stylesheets with consistent spacing and indentation. Expand minified CSS code for easy reading and editing.

Beautify and unminify JavaScript code online. Fix JS indentation, expand compressed code, and improve readability with one click.

Prettify and format JSON data online with configurable indentation. Make compact or minified JSON instantly human-readable.

Format and prettify XML documents online with proper indentation and line breaks. Convert minified XML into a beautifully structured format.