Spring Boot

Spring Initializr

Use Spring Initializr to bootstrap your Spring Boot project quickly.

What is Spring Initializr?

Spring Initializr (start.spring.io) is a web-based tool that helps you create Spring Boot projects with the dependencies you need. It generates a project structure with all the necessary files.

Steps to Create a Project

1. Go to https://start.spring.io 2. Choose your project type (Maven/Gradle) 3. Select language (Java/Kotlin/Groovy) 4. Choose Spring Boot version 5. Fill in Group, Artifact, and Name 6. Add dependencies (e.g., Spring Web, Spring Data JPA, H2) 7. Click "Generate" to download the project

pom.xml (Maven)

The generated Maven build file:

XML

<parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>3.2.0</version>
</parent>

<dependencies>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-web</artifactId>
    </dependency>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-data-jpa</artifactId>
    </dependency>
</dependencies>

Spring Boot Architecture

Project Structure