JSON Generator

Generate realistic JSON data for testing, development, and prototyping. Create custom schemas or use presets.

Data Schema

Define the structure of your JSON data

Generated JSON Data

No data generated yet

Ready to generate JSON data?

Configure your schema and click "Generate JSON"

Field Types Reference

String

Example: John Doe

Number

Example: 123

Boolean

Example: true/false

Email

Example: [email protected]

Phone

Example: +1-555-0123

Date

Example: 2024-01-15

URL

Example: https://example.com

UUID

Example: abc123...

Array

Example: [1,2,3]

Perfect For:

  • API testing
  • Database seeding
  • Frontend prototyping
  • Mock data generation
  • Unit testing
  • Performance testing
  • Demo applications
  • Development workflows