JSON Schema Generator
Generate JSON Schema from JSON data
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About JSON Schema Generator
Automatically infer and generate JSON Schema from JSON data. Supports all basic types, nested objects, arrays, and smart detection of common formats like email, URI, and date-time. Choose between Draft 2020-12 or Draft-07 specifications.
Frequently Asked Questions
What is JSON Schema?▼
JSON Schema is a specification for describing JSON data structures. It can be used for data validation, API documentation generation, and automatic form generation.
Which Schema versions are supported?▼
Both Draft 2020-12 (latest) and Draft-07 are supported. The main difference is the keyword used for definition references ($defs vs definitions).
Which string formats are detected?▼
It automatically detects email, URI, date-time (ISO 8601), date, time, IPv4, IPv6, and UUID formats.