HTML Formatter

Format pasted HTML with Prettier’s strict whitespace sensitivity. Review the result around inline elements and copy the formatted source.

Format markup for review before making structural edits. The formatter uses Prettier’s HTML parser with strict whitespace sensitivity, useful when spacing around inline content deserves attention.

  • 100% free
  • No registration
  • On your device
  • Modern browser
  1. 1Enter details
  2. 2Adjust options
  3. 3View result
ResultLive

Your input stays on this device for this operation. We don’t upload or store it.

About HTML Formatter

Format markup for review before making structural edits. The formatter uses Prettier’s HTML parser with strict whitespace sensitivity, useful when spacing around inline content deserves attention.

HTML parser

Formats with Prettier’s HTML plugin.

Whitespace sensitivity

Uses the strict HTML whitespace option.

How to use HTML Formatter

  1. 1

    Paste markup to review

    Paste HTML into Source text.

  2. 2

    Run the HTML formatter

    Press Process and review the formatted markup.

  3. 3

    Check inline spacing

    Check inline text and template boundaries before copying the result.

Formats and practical limits

Pasted HTML source in, formatted source out.

  • The source limit is 100,000 JavaScript string units.
  • Formatting does not test rendering, template compilation, accessibility or markup safety.

Practical example

Try <div><p>First</p><p>Second</p></div> and compare the tag layout in Result.

Further reading

Frequently Asked Questions

2 answers
Does it offer custom indentation or print width?

The tool uses its configured Prettier defaults with strict whitespace sensitivity.

Should I compare the rendered page after formatting?

Yes, especially if your stylesheet or template relies on whitespace.