Friends of OpenJDK

Friends of OpenJDK Today

foojay is a place for friends of OpenJDK, providing free, reference materials and blogs for daily Java usage.

Monolith vs Microservices in 2025. Discover trends, trade-offs, and why simplicity and DX matter more than ever.

In 2025, Java offers something rare in the tech world: stability without stagnation, innovation without disruption, and a community that …

Here is the overview of the JavaFX LinksOfTheMonth of July 2025. You can find the weekly lists on jfx-central.com. Did we miss anything? Is …

What are the old utility classes less known in Java?

Learn how to build secure AI applications using LangChain4j guardrails in Spring Boot. Implement input/output validation, prevent prompt …

It’s not enough for your application or queries to just “work.” They need to be observable and validated in environments that reflect …

For Java developers, CodeRabbit offers specialized analysis that understands Java syntax, best practices, and common patterns.

This is the first Foojay podcast in Spanish. It's also the shortest one and the final of season 4 ;-) Jonathan Vila "highjacked" the …

In this post, I would like to inform you about a new Java library that is now available on Maven Central, allowing interaction with DMX512 …

Learn how to build a memory-enabled AI agent using Spring Boot, Spring AI, and Redis. Store and recall user preferences and conversation …