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CDI 5.0 and ADK for Kotlin 1.0 reach GA as OpenJDK JEPs for ahead-of-time compilation and structured concurrency advance
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The September 7, 2026 Java roundup covers new OpenJDK JEPs for ahead-of-time compilation and structured concurrency, GA releases of Jakarta CDI 5.0 and ADK for Kotlin 1.0, plus updates to Open Liberty, TornadoVM, RefactorFirst, Micronaut, Groovy, and Gradle.
The JEPs for ahead-of-time compilation and structured concurrency advancing to Candidate status point to near-term JVM improvements in startup time and concurrent programming. Jakarta CDI 5.0 reaching GA as the first Jakarta EE 12 specification gives the platform a stable foundation. Release candidates for Groovy 6.0 and Gradle 9.8 signal upcoming toolchain updates for Java developers.
Written by elseif from the cluster below · every claim links back to a sourceThe three things worth knowing
OpenJDK JEPs for ahead-of-time compilation and structured concurrency were elevated to Candidate status.
Jakarta CDI 5.0 was approved as the first specification targeting Jakarta EE 12.
ADK for Kotlin 1.0 reached general availability.
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