JSON Schema Viewer

Turn sample JSON into a readable schema-style view for faster handoff.

Schema-style output from sample JSON

Field type detection

Readable browser-based workflow

Sample JSON

Paste a representative payload to generate a schema-style view.

Raw JSON

Schema-style output

Useful for structure review and faster technical handoff.

{
  "type": "object",
  "properties": {
    "id": {
      "type": "string"
    },
    "active": {
      "type": "boolean"
    },
    "owner": {
      "type": "object",
      "properties": {
        "name": {
          "type": "string"
        }
      },
      "required": [
        "name"
      ]
    },
    "tags": {
      "type": "array",
      "items": {
        "type": "string"
      }
    }
  },
  "required": [
    "id",
    "active",
    "owner",
    "tags"
  ]
}

Common use cases

Understanding the shape of new API responses
Sharing payload structure with teammates
Creating a first-pass schema from sample data

FAQ

Is this a full JSON Schema specification generator?

No. It is a lightweight schema-style viewer that helps you understand field types and shape quickly.

Can I use it for nested payloads?

Yes. Nested objects and arrays are included so you can inspect deeper structures more easily.

How it works

Paste a sample payload to generate a simple schema-style output that highlights object, array, and field types. The result is produced immediately so you can review it before copying or using it elsewhere.

Privacy

The tool is designed to process ordinary input in your browser. Avoid pasting passwords, private keys, access tokens, personal records, or other sensitive production data into any online utility.

Limitations

This utility handles the focused workflow described on this page. Check the result before production use, especially when an input depends on a vendor-specific format, security rule, or external standard.