JDK 28

JDK 28 is the Reference Implementation of Java SE Platform version 28, currently open for bug fixes and enhancements. The release includes 10 targeted features, including Value Objects (Preview), generational Shenandoah GC by default, Simple JSON API (Incubator), Structured Concurrency, and improved startup performance with ZGC, among others. Early-access binaries are available under the GPL license.