JDK 26

This release will be the Reference Implementation of version 26 of the Java SE Platform, as specified by JSR 401 in the Java Community Process.

Status

The main line branch is open for bug fixes, small enhancements, and JEPs as proposed and tracked via the JEP Process.

Schedule

2025年12月04日 Rampdown Phase One (branch from main line)

2026年01月15日 Rampdown Phase Two

2026年02月05日 Initial Release Candidate

2026年02月19日 Final Release Candidate

2026年03月17日 General Availability

Features

JEPs targeted to JDK 26, so far

500: Prepare to Make Final Mean Final

504: Remove the Applet API

516: Ahead-of-Time Object Caching with Any GC

517: HTTP/3 for the HTTP Client API

522: G1 GC: Improve Throughput by Reducing Synchronization

524: PEM Encodings of Cryptographic Objects (Second Preview)

525: Structured Concurrency (Sixth Preview)

526: Lazy Constants (Second Preview)

529: Vector API (Eleventh Incubator)

530: Primitive Types in Patterns, instanceof, and switch (Fourth Preview)

JEPs targeted to JDK 26, so far
500:	Prepare to Make Final Mean Final
504:	Remove the Applet API
516:	Ahead-of-Time Object Caching with Any GC
517:	HTTP/3 for the HTTP Client API
522:	G1 GC: Improve Throughput by Reducing Synchronization
524:	PEM Encodings of Cryptographic Objects (Second Preview)
525:	Structured Concurrency (Sixth Preview)
526:	Lazy Constants (Second Preview)
529:	Vector API (Eleventh Incubator)
530:	Primitive Types in Patterns, instanceof, and switch (Fourth Preview)

Last update: 2025年11月13日 20:18 UTC

2025年12月04日	Rampdown Phase One (branch from main line)
2026年01月15日	Rampdown Phase Two
2026年02月05日	Initial Release Candidate
2026年02月19日	Final Release Candidate
2026年03月17日	General Availability