The Java 21 Doomsday Clock Countdown
Oracle's free NFTC license for Java 21 has expired, and the October 2026 quarterly update is the first one enterprises have to pay for. Here …
Friends Of OpenJDK Today
Every article on foojay.io, newest first: OpenJDK, the JVM, Java tooling and the ecosystem around them, written by the Java community.
Testing Kafka Consumer Recovery Contracts With Testcontainers and JUnit
Use Testcontainers and JUnit to test Kafka consumer recovery contracts for duplicate delivery, malformed records, and offset-boundary …
How much will post-quantum migration cost your Java codebase?
A static auditor that estimates what a post-quantum migration will cost a Java codebase, run across 27 popular Java projects to show where …
AI-assisted genealogy, a follow-up
A follow-up on AI-assisted genealogy: source quality with GEDCOM QUAY, per-site browsing skills, Playwright sessions, transcriptions, and …
One Database, Two Models: Building AI-Friendly Java Applications with MySQL JSON Duality Views
Explore MySQL JSON Duality Views in Java: simpler reads, safe document writes, ORM comparisons, and read-only tools for a local AI …
VoIP, VPN, and the Build System Behind Them
Codename One adds native call management and VPN APIs, while its builders generate the platform services, frameworks, permissions, and …
BoxLang AI 3.4.0: Gateways, Human-in-the-Loop, and a Full Security Stack
BoxLang AI 3.4.0 introduces gateways, durable human approvals, layered AI security, normalized reasoning, run control, and improvements …
Diagrams as Code: Mermaid Support on the new Foojay
Foojay articles now render Mermaid diagrams from a fenced code block. Write the diagram in Markdown, get a real diagram, and keep it …
AsciiDoc Support on the new Foojay
Foojay articles can now be written in AsciiDoc as well as Markdown. Named blocks, real tables, source callouts and admonitions — the things …
Announcing The New Foojay
Foojay has a new home: a static, open-source site where publishing an article is a pull request. Same URLs, same archive, much faster, and …