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Beautify HTML with clean indentation and formatting to make markup easier to edit and review.
Minify or beautify HTML instantly in your browser.
Input HTML
Output
Minified or machine-generated HTML is almost unreadable for human review. The HTML Beautifier re-indents, adds line breaks between elements, and formats inline styles — turning compressed markup back into auditable, structured source.
Configure indent size (2 or 4 spaces, tabs) to match your project style guide before copying to a codebase.
Minify for production using HTML Minifier.
2 spaces is the most common web standard. Match your project's existing .editorconfig or style guide settings.
Yes, though for performance-sensitive applications you should minify again before deployment.
No. Beautification only formats indentation and line breaks. Use an HTML validator to check structural correctness.
Check out our technical guides to learn more about how browser-side processing works.
Read Glossary