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Utilities
XML Validator
Validate XML markup in your browser using the built-in XML parser.
XML42 chars
Validation Result13 chars
About XML Validator
Validate XML tag structure in the browser and catch common closing-tag or nesting mistakes.
Common Use Cases
- XML payload checks
- Config validation
- Sitemap review
- Markup QA
Tips
- Keep tags properly nested
- Self-closing tags are allowed
- Use XML Viewer to format valid XML
Frequently Asked Questions
Is this tool private?
Yes. The conversion runs in your browser, and your input is not uploaded to a server.
Can I copy the result?
Yes. Use the Copy Output button in the sidebar, or select the output field manually.
Does it work offline?
Once the page has loaded, the core transformation logic runs client-side without an API call.
What should I do with edge cases?
Use this for fast checks and formatting. For production-critical data, verify the result with the target runtime or standard.