Spring

Spring Integration provides an extension of the Spring programming model to support the well-known Enterprise Integration Patterns (EIP)

Spring AMQP - support for Spring programming model with AMQP, especially but not limited to RabbitMQ

Spring Framework

Simplifies the development of creating a JPA-based data access layer.

Provides Familiar Spring Abstractions for Apache Kafka

Spring Boot

Simplifies building hypermedia-driven REST web services on top of Spring Data repositories

A sample Spring-based application

The next generation of tooling for Spring Boot, including support for Cloud Foundry manifest files, Concourse CI pipeline definitions, BOSH deployment manifests, and more... - Available for Eclipse, Visual Studio Code, and Theia

Provides support to increase developer productivity in Java when using Apache Cassandra. Uses familiar Spring concepts such as a template classes for core API usage and lightweight repository style data access.