Hi, Spring fans! ¡Hola from Barcelona, Spain! I'm at the amazing Spring I/O event, hanging out with some of the amazing Spring ecosystem developers! Life is amazing here in the warm sun of springtime.

There's a lot to look at this week, so let's dive right into it!

• Another nice tutorial on how to build microservices with Spring Boot
• I loved this new post looking at Spring Framework 7 and Spring Boot 4 over on InfoQ
• Interesting! A guide to internationalization in Spring Boot, by our friends at Baeldung.
• I really liked this post looking at how the enormous Aperro CAS system manages configuration properties at scale: Spring Boot configuration properties at scale
• Check out this new blog looking at a prospective auto-memory feature for Spring AI: Spring AI agentic patterns #6: Memory tools
• Building a cost-free, local retrieval-augmented generation pipeline with Spring AI: post
• Spring AI introduction: what it is and why it matters
• Have you seen this new TUI for Apache Maven? Seems interesting!
• Catherine Edelveis is back at it again, this time with an amazing video looking at Java memory options that you should know. Super interesting!