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JSON Schema Validate / Generate

Generate a schema from a sample, or validate data against one

Data
201
JSON Schema
{
  "type": "object",
  "properties": {
    "id": {
      "type": "integer"
    },
    "name": {
      "type": "string"
    },
    "email": {
      "type": "string",
      "format": "email"
    },
    "active": {
      "type": "boolean"
    },
    "createdAt": {
      "type": "string",
      "format": "date-time"
    },
    "tags": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "profile": {
      "type": "object",
      "properties": {
        "city": {
          "type": "string"
        },
        "score": {
          "type": "number"
        }
      },
      "required": [
        "city",
        "score"
      ]
    }
  },
  "required": [
    "id",
    "name",
    "email",
    "active",
    "createdAt",
    "tags",
    "profile"
  ]
}

Infers a draft-07 schema from a JSON sample (object properties, required keys, array items, and common formats such as email / uri / date); validation uses ajv and runs entirely in your browser.