Release Management

Please see https://docs.zephyrproject.org/latest/project/release_process.html#release-milestones and https://docs.zephyrproject.org/latest/releases/ for the definition of the release process and release checkpoints and milestones.

Release milestone dates

Milestone	3.7 (LTS)	4.0	4.1	4.2	4.3
Planning	2024/01/12	2024/06/26
Review target milestones	2024/05/10	2024/10/11	2025/02/07
Release and Timeline Announcement	2024/05/31	2024/10/18	2025/02/14
Feature Freeze (RC1)	2024/06/14	2024/10/25	2025/02/21
2nd Release Candidate (RC2)	2024/06/28	2024/11/01	2025/02/28
Hard Freeze (RC3)	2024/07/12	2024/11/08	2025/03/07
Release	2024/07/26	2024/11/15	2025/03/14	2025/07/18	2025/11/14
End Of Life	2027/01/26	2025/07/18

Previous Releases

Milestone	3.1	3.2	3.3	3.4	3.5	3.6
Planning		2022/04/27	2022/08/26	2023/02/01	2023/05/20	2023/09/22
Review target milestones		2022/08/12	2022/12/16	2023/05/05	2023/09/08	2024/01/05
Release and Timeline Announcement	2022/05/06	2022/09/02	2023/01/06	2023/05/19	2023/09/15	2024/01/19
Feature Freeze (RC1)	2022/05/16	2022/09/09	2023/01/27	2023/05/26	2023/09/29	2024/02/02
2nd Release Candidate (RC2)	2022/05/20	2022/09/16	2023/02/03	2023/06/02	2023/10/06	2024/02/09
Hard Freeze (RC3)	2022/05/27	2022/09/23	2023/02/10	2023/06/09	2023/10/13	2024/02/16
Release	2022/06/03	2022/09/30	2023/02/17	2023/06/16	2023/10/20	2024/02/23
End Of Life	Ended	Ended	Ended	Ended	Ended 2024/07/31	2024/11/29

Note, as per the TSC F2F of 2019/10/31, releases after and including 2.4 have a 4 month cadence.

Release management meetings

The release management team meets weekly to triage bugs and assess release readiness following the below agenda:

• Triage bugs
  • Bugs without priority
  • Unassigned bugs
  • Issues without category
• Review backports
• Review release progress