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XML Formatter and Validator

Pretty-print XML and validate its structure using the browser DOM parser. No uploads.

Your result will appear here.

How to use

  1. Paste XML.
  2. Click Format to indent it, or Validate to check well-formedness.

Frequently asked questions

What counts as invalid XML?

Unclosed tags, mismatched tags and bad entities are reported by the parser.

Can I minify XML?

Yes, use the Minify button to remove indentation.

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