XML Formatter & Validator
Instantly format messy XML code into readable trees, validate syntax errors, or minify it to save space.
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How to use XML Formatter & Validator
Paste your unformatted, minified, or broken XML data into the left box.
Choose 'Format' to indent the code, or 'Minify' to compress it into one line.
If your XML has syntax errors, a red warning box will instantly pinpoint the error.
Download the formatted XML file or copy it to your clipboard.
Why use our XML Formatter & Validator?
Syntax Validation
Our tool doesn't just format code—it validates it against standard XML schemas. If you forgot a closing tag, the validator will tell you exactly what went wrong.
Custom Indentation
Choose between 2, 4, or 8 space indentation to match your company's coding style guidelines.
100% Secure & Private
All processing happens in your browser. Your files are never uploaded to our servers, guaranteeing absolute privacy and security.
Lightning Fast
Because everything runs locally on your device, processing is instant. No waiting in queues or dealing with slow uploads.
Frequently Asked Questions
Will it fix my broken XML?
The tool uses a 'best effort' formatting approach. It will attempt to format broken XML while simultaneously showing you the exact parser error so you can fix the syntax manually.
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