Spring Beans provides the configuration framework and basic functionality to instantiate, configure, and assemble java objects.

Spring Context provides access to configured objects like a registry (a context). It inherits its features from Spring Beans and adds support for internationalization, event propagation, resource loading, and the transparent creation of contexts.

Spring Web provides integration features such as multipart file upload functionality and the initialization of the IoC container using Servlet listeners and a web-oriented application context. It also contains an HTTP client and the web-related ...

Spring webmvc contains Spring's model-view-controller (MVC) and REST Web Services implementation for web applications. It provides a clean separation between domain model code and web forms and integrates with all of the other features of the Spring ...

Spring JDBC provides an abstraction layer that simplifies code to use JDBC and the parsing of database-vendor specific error codes.

Support for programmatic and declarative transaction management for classes that implement special interfaces or any POJO.

Support classes for integrating common third-party libraries into a Spring application context

Spring AOP provides an Alliance-compliant aspect-oriented programming implementation allowing you to define method interceptors and pointcuts to cleanly decouple code that implements functionality that should be separated.

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

Spring Data makes it easy to use data access technologies, relational and non-relational databases, map-reduce frameworks, and cloud-based data services.

JMS support package, including helper classes to send/receive JMS messages