Spring Object/Relational Mapping which provides integration layers for popular object-relational mapping APIs, including JPA, JDO, and Hibernate.

Spring Test supports the unit testing and integration testing of Spring components with JUnit or TestNG. It provides consistent loading and caching of Spring ApplicationContexts and provides mock objects that you can use to test your code in ...

Spring Boot auto-configuration attempts to automatically configure your Spring application based on the jar dependencies that you have added.

Spring Boot makes it easy to create stand-alone, production-grade Spring based Applications that you can 'just run'. It takes an opinionated view of the Spring platform and third-party libraries so you can get started with minimum configuration.

Spring Security

Spring Boot Developer Tools

Spring Aspects integrates Spring with AspectJ.

Spring Data module for JPA repositories.

Spring Boot Test AutoConfigure

Activiti :: Spring

Spring Data REST - WebMVC