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

Skip the Dockerfile. Learn how to build Java containers with Azul Zulu via Paketo Buildpacks — covering Spring Boot, jlink, JFR, JMX, and …

Jun 18, 2026 Shai Almog

An OpenAPI 3.x client generator that turns a spec into typed Codename One code, a JPA-shaped SQLite ORM, JAXB-shaped JSON / XML mappers, …

Jun 17, 2026 Shai Almog

The open issue count dropped below 350 after a push through the oldest reports, and the same week brought native Mac builds, WebSockets in …

BoxLang 1.14.0 ships BoxSet: a native Set type with literal syntax, union/intersection operators, functional pipeline, and deep Java …

Jun 16, 2026 Steve Poole

AI finds exploits in hours. Patch cycles run 30–60 days. EOL software gets neither. Here's what changed in 2026 and what to do about it.

Ask a Lille Dev: Java developers from DevLille 2026 share insights on Spring Boot, Quarkus, IntelliJ, software quality, tech communities, …

Compare Spring, Quarkus, Jooby, Vert.x on the same Java CRUD app. See startup time, image size, complexity, ecosystem tradeoffs, and …

Jun 15, 2026 Shai Almog

Deeper AI integration in the framework core, modern authentication via OAuth / OIDC and WebAuthn passkeys driven from the system browser, …

WebAssembly is already running inside Java applications, most developers just don't know it yet. In this episode, Andrea Peruffo walks us …

What happens when you point an observability agent at your IDE rather than your application?