Spring Framework 6.1 and Spring Boot 3.2 run on Java 21, make concurrent programming simpler and more efficient with virtual threads, and initially support “Scale to Zero” startup time with CRaC.

You can test, document and generate RESTful API code for your Java apps when you add OpenAPI's Swagger UI to Spring Boot projects.

Get ready to deploy the Spring Java and React application to production, using MongoDB Atlas, Vercel for the React front end, and a Spring VM to host the back end.

Josh Long wishes for real lambdas in Java — structural lambdas — and would like to revive Spring Rich, a defunct framework for building desktop Swing-powered client applications.

Here's how to build a Spring Boot 12-Factor app and safely deploy a cloud-native Java app to Docker and Kubernetes servers.