Defined Draft 2020-12 coverage
The supported subset covers data types, required properties, allowed values, numeric and text constraints, object and array structures, combined conditions and local references.
DATA FORMATS · NO DATA STORAGE
JSON Schema Validator
Validate JSON data against a JSON Schema, locate deviations with precise paths and reuse a reproducible validation report.
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Limit: 2 MiB combined and 128 nesting levels. Only local # references are resolved; external references are not loaded.
Validation report0 bytes
Ready for local validation.
- The validation result will appear here.
CLEAR PATHS, CLEAR LIMITS
What the validator reports
Deviations are shown with the exact location in the JSON and the associated schema rule.
Clearly stated limits
External or dynamic references, format validation, content rules and unevaluated rules are not supported. If a schema uses one of these features, validation stops with a notice.
Machine-readable report
Copy or download the deterministic JSON report for tests, tickets or documentation.