Amazon OpenSearch 3.5 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
Amazon OpenSearch 3.5 is actively supported. The vendor has not published an end-of-support date for this branch.
Support timeline
Official dates from the Amazon OpenSearch release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 18 Mar 2026 | — |
| End of life (scheduled) | — | not announced |
| Latest release | — | current |
Frequently asked questions
When does Amazon OpenSearch 3.5 reach end of life?
No end-of-life date has been announced for Amazon OpenSearch 3.5 yet.
Is Amazon OpenSearch 3.5 still supported?
Yes. Amazon OpenSearch 3.5 is currently maintained. Latest release: —.
What happens when Amazon OpenSearch 3.5 reaches end of life?
Security fixes stop. After — this branch receives no further updates under standard support.
How long do I have to upgrade from Amazon OpenSearch 3.5?
No end-of-life date has been announced yet.