What languages are supported?

Our code formatter supports HTML, CSS, JavaScript, and XML. Each language has its own formatting rules and options for the best output.

Can I customize the indentation?

Yes! You can choose between 2, 4, or 8 space indentation, or switch to tabs. The formatter applies your preference consistently throughout the code.

No! The formatter only changes whitespace and indentation. Your code's logic and behavior remain exactly the same.

Yes! Click the 'Minify' button to remove unnecessary whitespace, comments, and line breaks, creating a compact version of your code.

Yes! Our code formatter is completely free with no limits. All processing happens in your browser — no data is sent to any server.

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Format and beautify HTML, CSS, JavaScript, and XML code online

Your files never leave your browser

Indent Size:Use Tabs

Input Code

Formatted Code

Paste your HTML, CSS, JS, or XML code

Select language and indentation preferences

Click Format for beautified output or Minify for compact version

Format, beautify, and minify SQL queries online

Format, validate, and convert JSON online

Live Markdown editor with side-by-side preview

Last updated: Feb 27, 2026