Complete end-of-life dates, support windows, and security status for all OpenBSD versions. Data sourced from endoflife.date and official vendor documentation. Updated at every deploy.
| Version | Latest Release | Release Date | EOL Date | Days | Status |
|---|---|---|---|---|---|
| 2.1 | — | Jun 1, 1997 | May 19, 1998 | 10217 days past EOL | EOL |
| 2.2 | — | Dec 1, 1997 | Dec 1, 1998 | 10021 days past EOL | EOL |
| 2.3 | — | May 19, 1998 | May 19, 1999 | 9852 days past EOL | EOL |
| 2.4 | — | Dec 1, 1998 | Dec 1, 1999 | 9656 days past EOL | EOL |
| 2.5 | — | May 19, 1999 | Jun 15, 2000 | 9459 days past EOL | EOL |
| 2.6 | — | Dec 1, 1999 | Dec 1, 2000 | 9290 days past EOL | EOL |
| 2.7 | — | Jun 15, 2000 | Jun 1, 2001 | 9108 days past EOL | EOL |
| 2.8 | — | Dec 1, 2000 | Dec 1, 2001 | 8925 days past EOL | EOL |
| 2.9 | — | Jun 1, 2001 | May 19, 2002 | 8756 days past EOL | EOL |
| 3.0 | — | Dec 1, 2001 | Nov 1, 2002 | 8590 days past EOL | EOL |
| 3.1 | — | May 19, 2002 | May 1, 2003 | 8409 days past EOL | EOL |
| 3.2 | — | Nov 1, 2002 | Nov 1, 2003 | 8225 days past EOL | EOL |
| 3.3 | — | May 1, 2003 | May 1, 2004 | 8043 days past EOL | EOL |
| 3.4 | — | Nov 1, 2003 | Nov 1, 2004 | 7859 days past EOL | EOL |
| 3.5 | — | May 1, 2004 | May 19, 2005 | 7660 days past EOL | EOL |
| 3.6 | — | Nov 1, 2004 | Nov 1, 2005 | 7494 days past EOL | EOL |
| 3.7 | — | May 19, 2005 | May 1, 2006 | 7313 days past EOL | EOL |
| 3.8 | — | Nov 1, 2005 | Nov 1, 2006 | 7129 days past EOL | EOL |
| 3.9 | — | May 1, 2006 | May 1, 2007 | 6948 days past EOL | EOL |
| 4.0 | — | Nov 1, 2006 | Nov 1, 2007 | 6764 days past EOL | EOL |
| 4.1 | — | May 1, 2007 | May 1, 2008 | 6582 days past EOL | EOL |
| 4.2 | — | Nov 1, 2007 | Nov 1, 2008 | 6398 days past EOL | EOL |
| 4.3 | — | May 1, 2008 | May 1, 2009 | 6217 days past EOL | EOL |
| 4.4 | — | Nov 1, 2008 | Oct 18, 2009 | 6047 days past EOL | EOL |
| 4.5 | — | May 1, 2009 | May 19, 2010 | 5834 days past EOL | EOL |
| 4.6 | — | Oct 18, 2009 | Nov 1, 2010 | 5668 days past EOL | EOL |
| 4.7 | — | May 19, 2010 | May 1, 2011 | 5487 days past EOL | EOL |
| 4.8 | — | Nov 1, 2010 | Nov 1, 2011 | 5303 days past EOL | EOL |
| 4.9 | — | May 1, 2011 | May 1, 2012 | 5121 days past EOL | EOL |
| 5.0 | — | Nov 1, 2011 | Nov 1, 2012 | 4937 days past EOL | EOL |
| 5.1 | — | May 1, 2012 | May 1, 2013 | 4756 days past EOL | EOL |
| 5.2 | — | Nov 1, 2012 | Nov 1, 2013 | 4572 days past EOL | EOL |
| 5.3 | — | May 1, 2013 | May 1, 2014 | 4391 days past EOL | EOL |
| 5.4 | — | Nov 1, 2013 | Nov 1, 2014 | 4207 days past EOL | EOL |
| 5.5 | — | May 1, 2014 | May 1, 2015 | 4026 days past EOL | EOL |
| 5.6 | — | Nov 1, 2014 | Oct 18, 2015 | 3856 days past EOL | EOL |
| 5.7 | — | May 1, 2015 | Mar 29, 2016 | 3693 days past EOL | EOL |
| 5.8 | — | Oct 18, 2015 | Sep 1, 2016 | 3537 days past EOL | EOL |
| 5.9 | — | Mar 29, 2016 | Apr 11, 2017 | 3315 days past EOL | EOL |
| 6.0 | — | Sep 1, 2016 | Oct 9, 2017 | 3134 days past EOL | EOL |
| 6.1 | — | Apr 11, 2017 | Apr 15, 2018 | 2946 days past EOL | EOL |
| 6.2 | — | Oct 9, 2017 | Oct 18, 2018 | 2760 days past EOL | EOL |
| 6.3 | — | Apr 2, 2018 | May 3, 2019 | 2563 days past EOL | EOL |
| 6.4 | — | Oct 18, 2018 | Oct 17, 2019 | 2396 days past EOL | EOL |
| 6.5 | — | Apr 24, 2019 | May 19, 2020 | 2181 days past EOL | EOL |
| 6.6 | — | Oct 17, 2019 | Oct 18, 2020 | 2029 days past EOL | EOL |
| 6.7 | — | May 19, 2020 | May 1, 2021 | 1834 days past EOL | EOL |
| 6.8 | — | Oct 18, 2020 | Oct 14, 2021 | 1668 days past EOL | EOL |
| 6.9 | — | May 1, 2021 | Apr 21, 2022 | 1479 days past EOL | EOL |
| 7.0 | — | Oct 14, 2021 | Oct 20, 2022 | 1297 days past EOL | EOL |
| 7.1 | — | Apr 21, 2022 | Apr 10, 2023 | 1125 days past EOL | EOL |
| 7.2 | — | Oct 20, 2022 | Oct 16, 2023 | 936 days past EOL | EOL |
| 7.3 | — | Apr 10, 2023 | Apr 5, 2024 | 764 days past EOL | EOL |
| 7.4 | — | Oct 16, 2023 | Oct 8, 2024 | 578 days past EOL | EOL |
| 7.5 | — | Apr 5, 2024 | Apr 28, 2025 | 376 days past EOL | EOL |
| 7.6 | — | Oct 8, 2024 | Oct 22, 2025 | 199 days past EOL | EOL |
| 7.7 | — | Apr 28, 2025 | May 1, 2026 | 8 days past EOL | EOL |
| 7.8 | — | Oct 22, 2025 | Nov 1, 2026 | 176 days remaining | Warning |
When a OpenBSD version reaches end of life, the maintainers stop issuing security patches. Vulnerabilities discovered after this date are publicly disclosed on the National Vulnerability Database, exploit code appears on GitHub, and your systems remain permanently exposed.
The CVE blind spot: Most vulnerability scanners check for known CVEs but do not flag the accumulation of unpatched vulnerabilities in EOL software. With a zero-day, nobody knows about the vulnerability. With EOL software, the vulnerability is public — listed, rated, and often weaponized — but no patch will ever exist. This is the most dangerous gap in enterprise security posture.
Organizations running EOL OpenBSD should treat it as a vulnerability class in their risk register, apply compensating controls (network segmentation, enhanced monitoring, access restriction), and prioritize migration to a supported version.
Upload requirements.txt, package.json, or Gemfile — full EOL report instantly.
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