Java 27
| Status | Feature Release |
|---|---|
| Release Date | 2026-09-15 |
| EOL Date | 2027-03 |
| Latest Version | 27 |
| Umbrella JSR | JSR 402 |
| Class File Version | 71.0 |
| Unicode Version | 17.0.0 |
| API Changes | Compare to 26 - 25 - 24 - 23 - 22 - 21 - 20 - 19 - 18 - 17 - 16 - 15 - 14 - 13 - 12 - 11 - 10 - 9 - 8 - 7 - 6 - 5 - 1.4 - 1.3 - 1.2 - 1.1 - 1.0 |
| Documentation | JavaDoc, Language Spec, VM Spec, Tools, Release Notes |
| SCM | git |
| OpenJDK Updates | 2026-09-15 → 27 |
New Features
Here are all new features in Java 27 by category. There is also of list of all features of all Java releases.
JVM
- Make G1 the Default Garbage Collector in All Environments (JEP 523)
- Compact Object Headers by Default (JEP 534)
- JFR In-Process Data Redaction (JEP 536)
Language
- Primitive Types in Patterns, instanceof, and switch 5. Preview (JEP 532)
API
- Post-Quantum Hybrid Key Exchange for TLS 1.3 (JEP 527)
- Lazy Constants 3. Preview (JEP 531)
- Structured Concurrency 7. Preview (JEP 533)
- Vector API 12. Incubator (JEP 537)
- PEM Encodings of Cryptographic Objects 3. Preview (JEP 538)
Should I Upgrade?
Congratulations, with Java 27 you're running the latest Java release. This is not a long term support (LTS) release and only supported until 2027-03. Please prepare to upgrade to the next release afterwards.
If you want to experiment with the latest features which are currently under active development you may try Java 28.
Downloads
| Vendor | Product | License | Platform Downloads |
|---|---|---|---|
| Adoptium | Eclipse Temurin | GPLv2+CE | |
| Amazon | Corretto 27 | GPLv2+CE | |
| Azul Systems | Zulu Builds of OpenJDK 27 | GPLv2+CE | |
| BellSoft | Liberica | GPLv2+CE | |
| Oracle | Oracle JDK 27 | Oracle No-Fee | |
| Oracle | Oracle OpenJDK 27 | GPLv2+CE | |
| SAP | SapMachine 27 | GPLv2+CE |
Sandbox
Instantly compile and run Java 27 snippets without a local Java installation.