JVM on Unikernel Nanos — GC trade-offs and heap uncommit
Testing five HotSpot garbage collectors and heap uncommit on Nanos, revisiting the Akamas study with Eclipse Temurin 25 and Renaissance.
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.
Free Java, Real Risk: Why Unsupported OpenJDK Is Now a Security Gamble
Learn why unsupported OpenJDK is a security risk in the age of AI.
Announcing Vitra – A Modern UI Library for JavaFX
Vitra is a carefully crafted UI library that brings modern controls, Fluent-inspired materials and professional surfaces to JavaFX …
What jstack Misses When Your Java Service Uses Virtual Threads
A service with virtual threads can have thousands of requests waiting while jstack shows idle carriers. How to read Thread.dump_to_file …
New Java Features Are Not Just for Interviews. Two Real-World Use Cases from Axelix
See how Axelix uses Java ScopedValue to propagate security context and sealed interfaces to protect domain invariants in real-world …
DuckDB 2.0 Is Here
DuckDB 2.0.0 LTS - Cinnamon Teal - is the project's biggest release yet, with a server mode, async I/O, first-class VARIANT support and a …
How three Java Champions put GitHub Copilot to work
Three Java Champions share practical GitHub Copilot workflows, from feature development to agentic verification and debugging Pi4J.
Arcana: One Pure-Java Library for (Almost) Every Archive Format
Arcana extracts ZIP, 7z, RAR 5, zstd, MSI, ISO, DMG and 40+ formats in pure Java 8: no native code, no dependencies, one JAR on Maven …
Sheetmusic4J 0.0.5: LilyPond Import and Export
Sheetmusic4J 0.0.5 can read and write LilyPond files through the ScoreFile facade, and brings engraving improvements like tuplet placement …
Pi4J Drivers V1.2.0: ePaper, DAC/ADC, Motors, and LoRa
Pi4J Drivers V1.2.0 adds ePaper displays with partial updates, new DAC and ADC drivers, motor and servo controllers, and a LoRa transceiver …