Prerequisites for this project: If you have Eclipse, download the STS plug-in from here. If you don’t have Eclipse, download STS from here. Download the latest JDK from here. In this article, I am going to explain how to develop a RESTful Spring Boot project, step-by-step. The first example I am going to explain is HTTP GET requests and the second example will be about HTTP POST requests and, in both, the example message format will be in JSON representation.