Hi, Spring fans! Welcome to another installment of This Week in Spring! Friends, tomorrow is Valentine's day, and I love Spring. So, it's a very exciting thing indeed to be able to share this week's jam-packed roundup. Let's dive right into it!

• Spring Tools 4.21.1 is now available
• In the latest installment of a Bootiful Podcast, I talk to the good, the great Dr. Venkat Subramaniam
• In this installment of Spring Tips, I look at the new Spring AI project
• In this installment of Spring Tips, I look at the new Spring Boot Testjars project
• our friend Siva has a nice video on using Java 17 and 21 with Spring Boot and Testcontainers
• I loved working with the Flowable team to bring AOT native image support to their project, and its' finally landing
• ACM Members: the "Spring Boot in Practice" audiobook, which is a cookbook-style guide to Spring application development, is now available. I love this book and wrote the foreword for it. Check it out!
• I did a talk looking at Spring Boot 3 at VOXXED Days CERN and you might like it
• Baeldung has yet another interesting article, this one looking at custom JSON serialization and deserialization with Spring's reactive WebClient
• You've heard of OpenRewrite, surely. There are a bunch of great features there to make it easy to write programmatic recipes to transform code. Moderne, the company behind it, has jst written a nice blog showing how they used the OpenRewrite project to automatically upgrade their own Spring Boot project to Spring Boot 3.2.