JSON Schema Validator
Validate JSON data against a JSON Schema. Get detailed error reports with field paths and violation descriptions. 100% client-side processing.
What is JSON Schema?
JSON Schema is a vocabulary for annotating and validating JSON documents. It describes the structure of JSON data, including required properties, data types, string patterns, numeric ranges, and more.
Supported Validations
- Type checking (string, number, integer, boolean, object, array, null)
- Required properties
- String length, pattern matching, and enum validation
- Numeric minimum, maximum, exclusiveMin/Max, multipleOf
- Array item validation, minItems, maxItems
- Nested object and property validation
- Additional properties restriction
Some links on this page are affiliate links. If you click and make a purchase, we may earn a commission at no extra cost to you.
Recommended Products
AdAffiliate Disclosure: As an Amazon Associate, ToolBird earns from qualifying purchases. Links above are affiliate links — if you buy through them, we may earn a small commission at no extra cost to you.
Disclaimer: This tool is provided as-is for informational and educational purposes only.