JSON to JSON Schema

JSON to JSON Schema

Easily generate JOSN schema from a JSON object. Enter your JSON data and click Generate

About JSON to JSON Schema Converter Tool

The JSON to JSON Schema converter tool is a free online tool designed to automatically generate a JSON Schema based on a JSON object provided by the user. JSON Schema is a declarative language for validating the structure and format of JSON data. This tool is particularly useful for developers and programmers who work with JSON data formats, as it helps ensure that the data exchanged between services adheres to a defined structure.

To use this tool, one would typically paste or type a JSON object into the tool's input area. After submitting this JSON click on Convert, the tool will then process it and generate a corresponding JSON Schema. This schema describes the format and the type of data that should be present in various fields of the JSON object, including any nested objects or arrays. It can specify required fields, default values, and data type constraints.

The generated JSON Schema can be used for automated testing, validating client-submitted data, or ensuring that a RESTful API's response adheres to the expected format. This makes the tool invaluable for API development and for maintaining data integrity in JSON-based applications.

  • JSON Example:

  "name": "John Doe",
  "age": 30,
  "isEmployed": true

  • JSON Schema after conversion Example:

    "$schema": "http://json-schema.org/draft-07/schema#",
    "title": "Generated schema for Root",
    "type": "object",
    "properties": {
        "name": {
            "type": "string"
        "age": {
            "type": "number"
        "isEmployed": {
            "type": "boolean"
    "required": [

In this example, this JSON Schema describes the expected structure of the JSON data: an object with three properties ("name" as a string, "age" as an integer, and "isEmployed" as a boolean), and all properties are required.

Such a tool is particularly useful in API development and validation, where you need to ensure that the JSON data exchanged between systems adheres to a specified format.