Xen Project X.YY Release Notes
Proposed option: Wed Nov 12, 2025
(~ +8 months from Xen 4.20 release)
- Last posting date Fri Aug 08, 2025 (+15 weeks from now)
Patches adding new features are expected to be posted to the mailing list by this date, although perhaps not in their final version.
- Feature freeze Fri Sep 5, 2025 (+3 weeks from Last posting date)
Patches adding new features should be committed by this date. Straightforward bugfixes may continue to be accepted by maintainers.
- Code freeze Fri Oct 03, 2025 (+4 weeks from Feature freeze)
Bugfixes only.
- Hard code freeze Fri Oct 31, 2025 (+3 weeks from Code freeze)
Bugfixes for serious bugs (including regressions), and low-risk fixes only.
- Final commits Fri Nov 14, 2025 (+2 weeks from Hard code freeze)
Branch off staging-4.21.
- Release Wed Nov 19, 2025