XML Validate

Check XML is well-formed locally (DOMParser), with element and namespace stats.

How to use

  1. Paste XML
  2. Read well-formed status
  3. Fix parser errors

FAQ

Is my input uploaded?

No. Processing stays in your browser. Nothing is sent to our servers.

Related tools

  • XML Format — Pretty-print XML via a JSON tree mapping (lossy for mixed content).
  • XML XPath — Evaluate XPath 1.0 against XML locally in your browser.