Java SE 21 Platform JSR 396

This is the primary web page for JSR 396, the Platform JSR for Java SE 21.

The original JSR submission may be found on the official JCP page.

Expert Group


2022/12 Expert Group formation
2023/07 Public Review
2023/09 Final Release

Draft releases of the Specification and Reference Implementation could be regularly accessed from the links provided below.

Mailing lists

There are three mailing lists:


Last update: 2024/03/13