Along with the various other libraries and frameworks mentioned; * Testcontainers - seamless support for using Docker in integration tests [1] * Project React

Along with the various other libraries and frameworks mentioned; * Testcontainers - seamless support for using Docker in integration tests [1] * Project Reactor - nice framework for reactive programming [2] * Executable Jars - No need to deploy a War file to a servlet container anymore. Build an executable Jar with an embedded container. Spring Boot makes this very easy 1. https://www.testcontainers.org https://www.testcontainers.org 2. https://projectreactor.io https://projectreactor.io