end-of-life.org

Checkmk End of Life Dates

All 4 Checkmk release branches: support windows, latest releases, and what each EOL branch has missed since. Data refreshed daily.

Support lifecycle at a glance

2024 2026 2028 2.5 2.4 2.3 2.2 EOL today

■ supported   ■ security fixes only   ■ end of life

All versions

Release dates, end-of-life dates and current support status for every Checkmk branch.

BranchReleasedEnd of lifeStatusLatest
2.5 28 Apr 2026 28 Apr 2028 supported 2.5
2.4 6 May 2025 6 Nov 2027 supported 2.4
2.3 29 Apr 2024 29 Oct 2026 supported 2.3
2.2 23 May 2023 23 Nov 2025 EOL 2.2