Schema

JSON Schema Validator

Validate JSON against Draft-07 schemas with human-readable errors.

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About this tool

What it does

Validate JSON against Draft-07 schemas with human-readable errors.

When to use

Use when defining or validating API contracts across teams.

Pro tips

  • Validate draft changes before merging
  • Keep example payloads alongside schemas

Privacy & data

Everything runs in your browser. API/Webhook calls only hit the endpoints you choose; nothing is stored or shared by default.