XML Validator
Validate XML syntax against standard rules instantly. Our free online XML validator finds errors and ensures your data structure is correct and valid.
Validate XML Instantly
Check your XML syntax for errors. Fast, detailed, and secure client-side validation.
Syntax Check
Instantly verifies if your XML structure is well-formed.
Detail Report
Provides detailed error messages pointing to specific lines and issues.
Secure Validation
Validation happens entirely in your browser; no data is sent to servers.
How this XML Validator works
The XML Validator runs entirely in your browser using JavaScript. Unlike other tools that send your data to a server, we process everything locally on your device. This guarantees 100% privacy and blazing fast speed.
- No server interaction – data never leaves your device
- Instant results since there is no network latency
- Works offline once the page is loaded
- Free to use with no usage limits
How to Use
Paste XML
Paste your XML code.
Validate
Click Validate to check syntax.
Example Usage
Here's a typical example of how this tool transforms your data:
Frequently Asked Questions
Related Tools
JSON Validator
Validate and debug JSON data.
XML Formatter
Format and beautify XML code.
XML to JSON Converter
Convert XML data to JSON format instantly. Simple, fast, and free online converter.
Online XML Viewer
View and inspect XML data in a clean, readable tree format.
XML Editor and Viewer
Edit and view XML files with syntax highlighting and tree view.
XML Pretty Printer
Beautify and format XML code with clean indentation and structure.
The XML Validator is maintained by CodeItBro. We aim to provide the best free developer tools on the web. If you have feedback or suggestions, please visit our contact page.