Kotlin is a modern alternative to Java that supports functional programming in the JVM. Here's a first look at programming with Kotlin using some of the concepts and syntax you already know from Java.

The current version, OpenJDK 25, was released in the fall of 2025, with many vendors offering Long-Term Support (LTS). Many companies use such releases as a stability anchor for migrations and ...

OpenJDK project teams will focus work on features such as value types, code reflection, AOT compilation, and structured concurrency in the coming year. Oracle’s Java team in 2026 will work toward ...