# Value Objects Preview Merged into OpenJDK Master

JEP 401, introducing value objects as a preview feature, has been merged into the OpenJDK mainline. This brings value-based class semantics to the Java language, potentially improving performance and code clarity. The merge is a major milestone toward inclusion in a future JDK release.

**Importance:** 3/5

## Sources

### Technology
- [Hacker News](https://github.com/openjdk/jdk/pull/31120) — Fri, 31 Jul 2026 04:38:19 +0000