Just Announced - "Learn Spring Security OAuth":
Spring Boot
Spring Framework
Admin UI for administration of spring boot applications
An application metrics facade for the most popular monitoring tools. Think SLF4J, but for metrics.
Spring Boot starter module for gRPC framework.
A sample Spring-based application
A Java wrapper to run Spring, Jersey, Spark, and other apps inside AWS Lambda.
Demonstrates the features of the Spring MVC web framework
A library for handling Problems in Spring Web MVC