Developer tool
XML Formatter & Validator
Paste XML to check it, then make it easier to read with one click.
Runs in your browser. No upload.
XML is checked in your browser. No upload.
About this tool
XML Formatter & Validator made simple.
The browser checks that the XML is well formed and formats it locally. Your document is not uploaded; formatting does not validate an external schema or DTD.
Common questions
About XML Formatter & Validator.
How do I format XML online?
Paste your XML and select Format XML. The tool checks the syntax and adds readable indentation.
Does this XML validator check an XSD schema?
No. It checks whether the XML is well formed, but does not validate it against an external XSD or DTD.