Swagger Integration with Spring Boot | OpenAPI 3 Tutorial | Complete Guide + Real Project (2026)
In this video, I’ve built a complete Spring Boot project and integrated Swagger (OpenAPI 3) step by step. You’ll learn how Swagger makes life easier for backend developers, frontend developers, testers, and mobile app teams.
This is not just theory — you’ll see a real working project with proper explanation of every concept.
🚀 What You’ll Learn
✔ What is Swagger (OpenAPI)
✔ Why Swagger is important in real projects
✔ How Swagger helps developers, testers & frontend teams
✔ Step-by-step Swagger integration with Spring Boot
✔ How to access Swagger UI
✔ How to test APIs directly from browser
✔ Understanding API documentation automatically
✔ Best practices for using Swagger in production
⏱️ Timestamps (20 Minutes Video)
00:00 – Introduction
01:10 – What is Swagger / OpenAPI
03:00 – Why Swagger is Important
05:20 – Creating Spring Boot Project
07:00 – Adding Swagger Dependency
09:30 – Swagger Configuration
12:00 – Running Project & Access Swagger UI
17:30 – Testing APIs using Swagger
💡 Why You Should Watch This
If you are:
Backend Developer (Spring Boot)
Frontend Developer (React / Angular)
Mobile Developer
QA / Tester
Student preparing for interviews
👉 This video will save you hours of manual API testing and documentation work.
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