Text UtilitiesText FormattersFree Tool
HTML Formatter
Reformat HTML with proper nested indentation based on tag depth — a lightweight tag-based indenter, not a full HTML parser.
How to Use HTML Formatter
- 1Paste your HTML
- 2Click Convert
- 3Copy the indented output
Frequently Asked Questions
It splits your HTML at every '><' boundary onto its own line, then increases indent depth on opening tags and decreases it on closing tags — it does not specifically track HTML void elements like <br> or <img> the way the Developer Tools HTML Prettifier does.
No — this only reformats indentation; it doesn't check for accessibility issues, missing alt attributes, or invalid nesting. Use the HTML Validator tool in Developer Tools for real validation checks.
No — that's a separate implementation with explicit void-element handling. This tool uses a simpler general tag-nesting heuristic.
No — formatting happens entirely in your browser.
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