Top Websites to Practice API Testing Like a Pro

API testing is a critical skill for SDETs and QA engineers, and the best way to master it is by practicing on real-world APIs. Here’s a list of sample websites and platforms that provide APIs you can use for testing:

1️⃣ Postman Public Workspaces

 ● Explore Postman Collections with publicly available APIs.

 ● Practice GET, POST, PUT, DELETE requests and validate JSON responses.

 🌐 https://lnkd.in/gBVgFnpE

2️⃣ JSONPlaceholder

 ● A simple placeholder API for testing and prototyping.

 ● Ideal for practicing CRUD operations on posts, comments, users, etc.

 🌐 https://lnkd.in/gqr5jmzW

3️⃣ ReqRes

 ● Perfect for simulating RESTful APIs.

 ● Test user data APIs with mock responses.

 🌐 https://reqres.in/

4️⃣ OpenWeatherMap API

 ● Test weather forecasting by accessing city-specific data.

 ● Excellent for practicing authentication using API keys.

 🌐 https://lnkd.in/gZNznk3C

5️⃣ Restful Booker

 ● Designed specifically for API testing practice.

 ● Includes authentication and dynamic data management.

 🌐 https://lnkd.in/gMnWvT7k

6️⃣ Spotify API

 ● Test APIs for music and playlists.

 ● Learn OAuth 2.0 for secure authentication.

 🌐 https://lnkd.in/gD4HUMTZ

7️⃣ Automation Practice APIs

 ● Practice complex testing scenarios like file uploads and payment gateways.

 🌐 https://lnkd.in/gRuKX5qB

🌼 Why Practice on These APIs?

 ✅ Enhance your skills in real-world scenarios.

 ✅ Learn API authentication (OAuth 2.0, API keys).

 ✅ Practice response validation, error handling, and performance testing.

📌 Pro Tip: Use tools like Postman, Rest Assured, or SoapUI for efficient API testing.

💬 What’s your favorite platform for practicing API testing? Share your experiences in the comments!