Add Errors to XML
Add subtle errors to an XML document — broken tags, swapped quotes, truncated values — great for testing validators and parsers.
Input
Output
About Add Errors to XML
Add Errors to XML mutates a document with realistic mistakes — dropped closing tags, swapped quotes, truncated text, duplicated attributes and unescaped characters — ideal for stress-testing XML validators and parsers.
Features
How to Use
Examples
With two errors enabled, the sample might lose a closing tag and swap an attribute quote.
Benefits
Frequently Asked Questions
Is my XML sent to a server?
No. Everything runs locally in your browser. Your data is never uploaded, stored or logged.
Can I download the result?
Yes — use the Download button below the output area, or Print / Save PDF for a printable copy.