JSON Schema Generator

Generate JSON Schema from your JSON data.

JSON Input

Generated Schema

JSON Schema Quick Reference

Basic Types

  • string - Text values
  • number - Numeric values
  • integer - Whole numbers
  • boolean - True/false values
  • array - List of values
  • object - Key-value pairs
  • null - Null values

Common Keywords

  • title - Schema title
  • description - Schema description
  • required - Required properties
  • properties - Object properties
  • items - Array items
  • type - Data type

Validation Keywords

  • minimum - Minimum value
  • maximum - Maximum value
  • pattern - String pattern
  • minLength - Minimum length
  • maxLength - Maximum length
  • enum - Allowed values