XML Validator

Validate XML Syntax

How to Use

  1. Paste your XML content.
  2. The editor immediately highlights syntax errors.
  3. Hover over red markers to see the error description.
  4. Use 'Format' to indent and organize the tags.

Key Features & Benefits

  • Detects unclosed tags.
  • Validates nesting structure.
  • Supports large files.
  • Instant feedback.

Frequently Asked Questions

Does it validate against XSD?
Currently, it performs syntax validation (well-formedness) to ensure the XML can be parsed. Schema validation is coming soon.