Back
JSON Schema generator
Formatters
Loading
Loading tool
Preparing the tool. The remaining time is not yet known.
All processing for this tool happens in your browser. Your input is not sent to a server.
About this tool
Generate JSON Schema draft 2020-12 from a sample JSON value.
Common uses
- Generate JSON Schema draft 2020-12 from a sample JSON value.
- Paste valid JSON and optionally enter a schema title.
How to use it
- 1.Paste valid JSON and optionally enter a schema title.
- 2.Choose whether observed fields are required, generate, and copy the schema.
Limits and notes
- Objects use additionalProperties:false, and empty arrays have unconstrained items. Unseen values and business rules cannot be inferred.
Frequently asked questions
What does this tool do?
Generate JSON Schema draft 2020-12 from a sample JSON value.
What should I check before using the result?
Objects use additionalProperties:false, and empty arrays have unconstrained items. Unseen values and business rules cannot be inferred.