checkmk end of life dates — full support timeline
1 of 4 tracked checkmk releases have already reached end of life. The dates below are published support dates, not estimates.
Version support timeline
| Release | Released | End of life | Latest | Status |
|---|---|---|---|---|
| 2.5 | 2026-04-28 | 2028-04-28 | 2.5 | supported |
| 2.4 | 2025-05-06 | 2027-11-06 | 2.4 | supported |
| 2.3 | 2024-04-29 | 2026-10-29 | 2.3 | ends soon |
| 2.2 | 2023-05-23 | 2025-11-23 | 2.2 | ended |
Who is affected
Anyone running an unsupported checkmk release. After end of life a version stops receiving security patches, which typically becomes an audit or compliance finding before it becomes an outage. Upgrading to a supported release is the migration path; the table above shows which releases still qualify.
Source
These dates are maintained by endoflife.date/checkmk, an open community dataset that cites vendor announcements. Verify against the vendor before making a compliance decision.
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