JSON Schema Generator

Generate JSON Schema from sample JSON data automatically. Create validation schemas for API documentation and data validation.

Sample JSON Data

Provide JSON to generate schema from
🔧 All JSON Tools

Generated JSON Schema

Your auto-generated JSON schema

Features

  • 📝 Generate JSON Schema from sample data automatically
  • 🎯 Support for multiple JSON Schema draft versions
  • 📊 Detect data types and constraints from examples
  • ⚙️ Configurable schema generation options
  • 📋 Copy generated schema to clipboard
  • 💾 Download schema as JSON file
  • 🔒 Privacy-focused: no data sent to servers
  • ⚡ Instant schema generation