Few important features of Spring Boot are as follows:

Spring CLI – Spring Boot CLI allows you to Groovy for writing Spring boot application and avoids boilerplate code.

Starter Dependency – With the help of this feature, Spring Boot aggregates common dependencies together and eventually improves productivity

Auto-Configuration – The auto-configuration feature of Spring Boot helps in loading the default configurations according to the project you are working on. In this way, you can avoid any unnecessary WAR files.

Spring Initializer – This is basically a web application, which can create an internal project structure for you. So, you do not have to manually set up the structure of the project, instead, you can use this feature.

Spring Actuator – This feature provides help while running Spring Boot applications.

Logging and Security – The logging and security feature of Spring Boot, ensures that all the applications made using Spring Boot are properly secured without any hassle.