XML Validator
Validate XML syntax and structure with detailed error messages.
What does XML Validator do?
XML Validator checks XML documents for syntax errors using the browser DOM parser, providing precise error messages for invalid markup.
Use Cases
- •Validate XML configuration files
- •Check SOAP request/response payloads
- •Verify XML data feeds (RSS, Atom)
- •Debug XML transformation (XSLT) inputs
How to Use
- 1Paste your XML content into the input panel
- 2Click "Validate" to check for syntax errors
- 3Review the result — valid or invalid with error details
Frequently Asked Questions
Does it check XML schema validation?
This tool performs well-formedness checking only. It does not validate against DTD or XML Schema definitions.
Can I use it for large XML files?
It works best with small to medium XML content. Very large files may slow down the browser.
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