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JSON Schema Validator

Validate JSON data against a JSON Schema to ensure it matches your expected structure and format.

Validate JSON against any JSON Schema draft.
Clear error messages with instance paths.
Client-side processing for privacy.
Support for all schema keywords and formats.
Related:JSON to CSVJSON ↔ YAMLJSON Diff

Frequently Asked Questions

What JSON Schema versions are supported?
This validator supports JSON Schema draft-07 and later versions.
Does validation handle custom formats?
Built-in formats like date-time, email, and uri are supported. Custom formats may not be validated.