JSON Validator

Validate your JSON data for syntax errors and structural issues with detailed error reporting.

Input JSON

Validation Results

Enter your JSON data and click "Validate JSON" to check for errors.

About JSON Validator

The JSON Validator tool checks your JSON data for syntax errors and structural issues. It provides:

  • Detailed error messages with line and column information
  • Statistics about your JSON data (size, number of elements, nesting depth)
  • Fast client-side validation with no data sent to servers
  • Support for large JSON files through file upload