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Test APIs with Fake JSON Data

Free Online Dummy API Tool for JSON Testing

Simulate API testing with our free Dummy API tool. Generate JSON data for development.

Working API Endpoints

Click any endpoint URL to test it directly in your browser, or copy the URL for use in your applications

Free Forever
No Auth Required
CORS Enabled
Real JSON Data
Users API

User management endpoints with profile data, statistics, and user information

Get All Users
GET
https://formatjsononline.com/api/users

Returns paginated list of users with profiles

Get User by ID
GET
https://formatjsononline.com/api/users/usr_1

Returns detailed user profile information

User Statistics
GET
https://formatjsononline.com/api/users/stats

Returns user analytics and statistics

Products API

Product catalog endpoints with inventory, categories, and pricing data

Get All Products
GET
https://formatjsononline.com/api/products

Returns product catalog with prices and details

Product Categories
GET
https://formatjsononline.com/api/products/categories

Returns available product categories

Orders API

Order management endpoints with transaction history and order analytics

Get All Orders
GET
https://formatjsononline.com/api/orders

Returns order history with customer details

Order Analytics
GET
https://formatjsononline.com/api/orders/analytics

Returns sales analytics and metrics

System API

System monitoring endpoints for health checks, configuration, and status

Health Check
GET
https://formatjsononline.com/api/health

Returns API health status and uptime

Configuration
GET
https://formatjsononline.com/api/config

Returns API configuration settings

System Status
GET
https://formatjsononline.com/api/status

Returns detailed system status information

How to Use These APIs

JavaScript Fetch

fetch('https://formatjsononline.com/api/users')
  .then(response => response.json())
  .then(data => console.log(data));

cURL Command

curl -X GET "https://formatjsononline.com/api/users" \
  -H "Accept: application/json"

Why Use Our Free API Endpoints?

No Setup Required

Start testing immediately without registration, API keys, or authentication. Perfect for learning and prototyping.

Real JSON Responses

Get realistic, well-structured JSON data that follows REST API best practices and industry standards.

CORS Enabled

Test directly from your browser or web applications without CORS restrictions. Perfect for frontend development.

Frequently Asked Questions

Yes! These are fully functional REST API endpoints that return real JSON data. You can make GET requests to any of these URLs right now and receive immediate JSON responses. Perfect for testing your applications, learning API integration, or prototyping frontend applications.