XML Formatter & Validator
Format, minify, and validate XML online. Pretty-print with custom indent, catch mismatched or unclosed tags with line numbers, all in your browser.
XML input
How to use
- Paste input or drop a file above.
- Adjust options (delimiter, dialect, quality, ratio).
- Copy result or download — no sign-up needed.
FAQ
What errors are caught?
Mismatched closing tags, unclosed tags, stray angle brackets, and empty input — each with a line number.