Java News Roundup: OpenJDK JEPs, Jakarta EE 12, Spring Framework, Micrometer, Camel, JBang

I built an engine that auto-visualizes Java and Python algorithms as they run. Engine hand-coded, UI vibe-coded.

TornadoVM release 4.0.0: now supports Metal for Apple silicon, CUDA Graphs, CUDA SIMD instructions in modern Java

Shared log - A single source of truth

Certification Oracle Java

Hashtag Jakarta EE #328

pGenie: open-source SQL-first PostgreSQL codegen for Java

Does anyone know how to get in contact with a specific person at OpenJDK?

5 Open-Source Projects Running Transformers on CPUs to GPUs in Pure-Modern Java

What’s your approach to building production-ready Docker images for Java? Looking for alternatives and trade-offs

JPA composite joins - A how to guide

Compiling to Java as a target language

Tachyon 0.3.5: 56 ns zero-copy IPC between Rust, Python, C++, Go, Java, Node and Kotlin

Unified WebAssembly API for Java (Wasmtime + WAMR bindings) - 1.0.0 release

Profiling Java apps: breaking things to prove it works

How a large Spring Boot project manages 1,000+ configuration properties without going insane

Best conference talk from 2026 so far that you've seen

built a lightweight web server with high throughput and low average latency comparable to industry heavy weights

want to switch from Java newbie to a pro? this roadmap is for you

Announcing Elide v1! (Promotional)

Built an open source plugin to run code (Java, JS, TS, Docker Compose) inside documentation

What's new in Cursor rules for Java 0.14.0?

I stitched Eclipse MAT, Microsoft GCToolkit, and JavaParser into a single desktop app that cross-references heap dumps, GC logs, and source code

How a large Spring Boot project built 50+ custom actuator endpoints with REST semantics

Why I Built JADEx Instead of Switching to Kotlin

Visualising data structures without source-code changes: Why bytecode instrumentation beats AST transformation for Java

MLX for Java? Running LLMs on Apple Silicon GPUs (Metal) directly from the Java in GPULlama3.java

Java Optionals And Jpa Entities And Mapstruct

pGenie – SQL-first code generator for PostgreSQL (Haskell, Rust, Java)

🚀 I built a local AWS emulator with Quarkus + GraalVM native. It boots in ~0.8s, MIT licensed, free forever

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