Eclipse Temurin 23 Available

Adoptium is happy to announce the immediate availability of Eclipse Temurin 23+37. As always, all binaries are thoroughly tested and available free of charge without usage restrictions on a wide range of platforms. Binaries, installers, and source code are available from the Temurin download page, official container images are available at DockerHub, and installable packages are available for various operating systems.

Fixes and Updates

• Temurin 23 Release Notes, including fixes in OpenJDK 23

Overview of Java 23 Features

• JEP 455: Primitive Types in Patterns, instanceof, and switch (Preview)

• JEP 466: Class-File API (Second Preview)

• JEP 467: Markdown Documentation Comments

• JEP 469: Vector API (Eighth Incubator)

• JEP 473: Stream Gatherers (Second Preview)

• JEP 471: Deprecate the Memory-Access Methods in sun.misc.Unsafe for Removal

• JEP 474: ZGC: Generational Mode by Default

• JEP 476: Module Import Declarations (Preview)

• JEP 477: Implicitly Declared Classes and Instance Main Methods (Third Preview)

• JEP 480: Structured Concurrency (Third Preview)

• JEP 481: Scoped Values (Third Preview)

• JEP 482: Flexible Constructor Bodies (Second Preview)

For a complete list of the enhancements (including ones that only impact developers of OpenJDK), see the JDK 23 overview over at OpenJDK.