What is the difference between Spring and Spring Boot?

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Accepted Answer

Spring is a framework for building Java applications, while SpringBoot is a tool that simplifies the setup and configuration of Spring applications.

Spring is a comprehensive framework that provides various modules for different functionalities like dependency injection, aspect-oriented programming, etc.
SpringBoot is an opinionated tool that simplifies the setup and configuration of Spring applications by providing defaults and auto-configuration.
SpringBoot reduces the need for boilerplate code and configuration, making it easier to quickly build and deploy Spring applications.
SpringBoot includes an embedded server, so you can run your application as a standalone JAR file without needing to deploy it to a separate server.
SpringBoot also includes features like metrics, health checks, and externalized configuration out of the box.

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