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Home/Tools/XML Tools/XML Validator

XML Validator

Validate XML documents online for free. Check XML syntax, detect errors and get detailed error messages. Browser-based — your data never leaves your device.

Your data never leaves your browser

Related

XML Formatter & Beautifier

Format and beautify XML with proper indentation

JSON Validator

Check if your JSON is valid with detailed error messages

Frequently Asked Questions

What does XML validation check?

This tool checks for well-formedness: proper tag nesting, matching open/close tags, valid attribute syntax, and correct special character encoding.