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JSON Schema Validator

Validate JSON data against JSON Schema specifications.

JSON schemaschema validatorvalidate JSONJSON validation
✓ Valid - JSON matches schema
JSON Data
JSON Schema
Quick Examples

What is JSON Schema Validator?

JSON Schema Validator checks if JSON data conforms to a JSON Schema definition. Validate API responses, configuration files, and data structures against schema specifications.

Common Use Cases

API Testing

Validate API responses match expected schemas.

Data Quality

Verify data structure and types.

Configuration

Validate config files match requirements.

Documentation

Test schemas during API development.

How to Use This Tool

  1. Paste your JSON data
  2. Paste your JSON Schema
  3. Click "Validate" to check conformance
  4. View detailed error messages if invalid

Related Tools

JSON to TypeScript Converter → JSON Formatter → JSON to CSV Converter →

JSON Schema Validator is a free online tool that requires no signup or installation. It works directly in your browser, keeping your data private and secure.