AV-D07
JSON Schema Validator
Validate JSON against a JSON Schema (draft 2020-12 to 04) or infer a schema from sample data.
● Runs on your device; nothing is uploadedHow to use it
- Choose Validate or Infer schema.
- To validate, paste the Schema and JSON data; pick a Draft or keep From $schema.
- Read the list of problems, each with its path and schema rule.
- To infer, paste sample JSON and set the required, extra-property and format options.
- Copy or Download the schema, or click Validate data with this schema.
Features
- Drafts 2020-12, 2019-09, 07 and 04
- Draft detected from the $schema keyword
- Reports leaf errors only, without repeated wrapper messages
- Inference merges array samples to find optional keys
- Detects date-time, date, time, email, uuid, uri and ipv4 formats
- Validates without eval, so it works under a strict CSP
For AI agents: avtools_json_schema
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