Spring Boot Features


1. Auto-Configuration

  • Automatically configures Spring application based on dependencies present in the classpath.
  • Reduces the need for explicit XML configuration.

2. Standalone Application

  • Creates standalone applications without requiring an external server.
  • Comes with embedded servers like Tomcat, Jetty, and Undertow.

3. Spring Boot Starter Dependencies

  • Provides pre-configured starter packs to include necessary dependencies (e.g., spring-boot-starter-web, spring-boot-starter-data-jpa).

4. Embedded Servers

  • No need to deploy to an external server; supports embedded Tomcat, Jetty, and Undertow.

5. Microservices Development

  • Simplifies building microservices-based architectures.
  • Integrates seamlessly with Spring Cloud for distributed systems.

6. Spring Boot Actuator

  • Provides production-ready features like health checks, metrics, and monitoring endpoints (/actuator).

7. Spring Boot CLI (Command Line Interface)

  • Enables running Spring Boot applications using simple Groovy scripts.

8. Externalized Configuration

  • Supports external configuration using application.properties or application.yml for different environments.

9. Spring Security Integration

  • Supports authentication, authorization, and security best practices with Spring Security.

10. Developer Tools (DevTools)

  • Improves developer experience with features like automatic restart and live reload.

11. Logging and Monitoring

  • Supports logging frameworks like Logback, Log4j2, and SLF4J for application monitoring.

12. JPA and Database Support

  • Supports Spring Data JPA, Hibernate, and JDBC for easy database interactions.
  • Provides built-in H2 Database for development/testing.