JDK 15 is the open-source reference implementation of version 15 of the Java SE Platform, as specified by by JSR 390 in the Java Community Process.
JDK 15 reached General Availability on 15 September 2020. Production-ready binaries under the GPL are available from Oracle; binaries from other vendors will follow shortly.
The features and schedule of this release were proposed and tracked via the JEP Process, as amended by the JEP 2.0 proposal. The release was produced using the JDK Release Process (JEP 3).
- 339: Edwards-Curve Digital Signature Algorithm (EdDSA)
- 360: Sealed Classes (Preview)
- 371: Hidden Classes
- 372: Remove the Nashorn JavaScript Engine
- 373: Reimplement the Legacy DatagramSocket API
- 374: Disable and Deprecate Biased Locking
- 375: Pattern Matching for instanceof (Second Preview)
- 377: ZGC: A Scalable Low-Latency Garbage Collector
- 378: Text Blocks
- 379: Shenandoah: A Low-Pause-Time Garbage Collector
- 381: Remove the Solaris and SPARC Ports
- 383: Foreign-Memory Access API (Second Incubator)
- 384: Records (Second Preview)
- 385: Deprecate RMI Activation for Removal