IBM Semeru Runtime 26 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
IBM Semeru Runtime 26 is actively supported. It reaches end of life on 30 Sept 2026.
52 days of security support left
26+35 latest release
73% of this branch's supported lifetime has elapsed — 18 Mar 2026 → 30 Sept 2026.
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Support timeline
Official dates from the IBM Semeru Runtime release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 18 Mar 2026 | — |
| End of life (scheduled) | 30 Sept 2026 | in 52 days |
| Latest release | 26+35 · 18 Mar 2026 | current |
How much runway a newer branch buys
IBM Semeru Runtime 26 is the newest branch — this is the longest runway currently available.
| Branch | End of life | Days left | vs 26 |
|---|---|---|---|
| IBM Semeru Runtime 26 | 30 Sept 2026 | 52 | this branch |
| IBM Semeru Runtime 25 | 30 Sept 2030 | 1,513 | +1,461 days |
| IBM Semeru Runtime 21 | 31 Dec 2029 | 1,240 | +1,188 days |
| IBM Semeru Runtime 17 | 31 Oct 2027 | 448 | +396 days |
| IBM Semeru Runtime 11 | 31 Oct 2027 | 448 | +396 days |
| IBM Semeru Runtime 8 | 31 Dec 2030 | 1,605 | +1,553 days |
Frequently asked questions
When does IBM Semeru Runtime 26 reach end of life?
IBM Semeru Runtime 26 reaches end of life on 30 Sept 2026 — 52 days from now. After that date it receives no security fixes.
Is IBM Semeru Runtime 26 still supported?
Yes. IBM Semeru Runtime 26 is currently maintained. Latest release: 26+35, published 18 Mar 2026.
What happens when IBM Semeru Runtime 26 reaches end of life?
Security fixes stop. After 30 Sept 2026 this branch receives no further updates under standard support.
How long do I have to upgrade from IBM Semeru Runtime 26?
52 days. This is already the newest branch, so this is the longest runway currently available.