HTML Formatter & Beautifier
Format, beautify, or minify HTML code with proper indentation and syntax highlighting.Updated 2026-03-16
How to Use HTML Formatter
- Paste your HTML code in the input area (or click Sample to load example code).
- Click Beautify to format with proper indentation, or Minify to compress.
- Choose your preferred indentation (2 spaces, 4 spaces, or tab).
- Copy the formatted output with the Copy button.
All processing happens locally in your browser. Your data is never uploaded to any server.
Frequently Asked Questions
What's the difference between beautify and minify?
Beautify adds proper indentation and line breaks to make HTML readable. Minify removes all unnecessary whitespace and comments to reduce file size for production.
Does it preserve my HTML structure?
Yes, the formatter only changes whitespace and indentation. Your HTML tags, attributes, and content remain exactly the same.
Is HTML Formatter free to use?
Yes, completely free. No signup, no limits. All processing happens in your browser — your data never leaves your device.
Does it support syntax highlighting?
Yes, the output panel shows syntax-highlighted HTML with color-coded tags, attributes, and values for easy reading.
"HTML Formatter." RunDev, run-dev.com, https://run-dev.com/tools/html-formatter/. Accessed 2026-03-16.