validate tools
JSON Formatter / Validator
Format, validate, and minify JSON data instantly.
XML to XSD Schema Generator
Generate XSD schema definitions from XML.
Regular Expression Tester
Test and debug regular expressions with live matching.
XPath Expression Tester
Test XPath expressions on XML documents.
YAML Validator
Validate YAML syntax and view the parsed result.
HTML Validator
Validate HTML for common errors and best practices.
JavaScript Syntax Validator
Validate JavaScript syntax for errors.