OpenSearch end of life dates
OpenSearch 3 is the newest release line, at 3.9.0 (29 Sept 2026). 2 lines are still supported upstream: 3 and 2. 1 line has reached end of life, most recently 1 on 6 May 2025.
- Latest release
- 3.9.0
- Supported lines
- 2
- End-of-life lines
- 1
- Next end of life
- None scheduled
OpenSearch release timeline
All OpenSearch versions and end-of-life dates
| Version | Released | Active Development | Maintenance Support | Latest | OSSeva |
|---|---|---|---|---|---|
| 3 | 1 year and 5 months ago(6 May 2025) | Yes | Yes | 3.9.0 | – |
| 2 | 4 years and 4 months ago(26 May 2022) | Ended 1 year and 5 months ago(6 May 2025) | Yes | 2.19.6 | – |
| 1 | 5 years and 3 months ago(12 Jul 2021) | Ended 4 years and 4 months ago(26 May 2022) | Ended 1 year and 5 months ago(6 May 2025) | 1.3.20 | – |
Lifecycle data from endoflife.date (MIT licence), refreshed 30 Sept 2026. Upstream policy: opensearch.org. “Patched” marks end-of-life lines OSSeva ships signed, backported builds for.
Running an end-of-life OpenSearch version?
OSSeva keeps end-of-life OpenSearch patched with signed builds and backported CVE fixes, documents it for your auditor, and can run it for you, so the upgrade happens on your schedule rather than the project’s.
Elasticsearch extended supportOpenSearch end of life: common questions
What is the latest OpenSearch version?
3.9.0, released 29 Sept 2026, on the 3 line. Other supported lines: 2.
Which OpenSearch versions are still supported?
3 and 2. Every other line has reached end of life, per the dates in the table above.
Can I get security patches for an end-of-life OpenSearch version?
Yes. OSSeva provides OpenSearch extended support after upstream support ends, on the Patch, Assure and Operate tiers. See Elasticsearch extended support for the versions covered.
Still running an end-of-life OpenSearch?
Tell us the versions and the estate size. We will tell you whether to upgrade or keep it patched, and what each costs.