JDK 27 reached General Availability on September 15, 2026, featuring 523: Make G1 the Default Garbage Collector, 527: Post-Quantum Hybrid Key Exchange for TLS 1.3, and 534: Compact Object Headers by Default among its key features. Several preview and incubator features continue advancing, including Lazy Constants, Primitive Types in Patterns, Structured Concurrency, and the Vector API.
Background
JDK 27 is the latest Java SE Platform release under JSR 402, continuing Oracle's bi-annual release cadence. It follows the established JDK Release Process and JEP framework that has defined modern Java feature development.
- Source
- Lobsters
- Published
- Sep 16, 2026 at 11:17 AM
- Score
- 9.0 / 10