OpenBSD End of Life (EOL) Dates & Support Timeline
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 | 10262 days past EOL | EOL |
| 2.2 | — | Dec 1, 1997 | Dec 1, 1998 | 10066 days past EOL | EOL |
| 2.3 | — | May 19, 1998 | May 19, 1999 | 9897 days past EOL | EOL |
| 2.4 | — | Dec 1, 1998 | Dec 1, 1999 | 9701 days past EOL | EOL |
| 2.5 | — | May 19, 1999 | Jun 15, 2000 | 9504 days past EOL | EOL |
| 2.6 | — | Dec 1, 1999 | Dec 1, 2000 | 9335 days past EOL | EOL |
| 2.7 | — | Jun 15, 2000 | Jun 1, 2001 | 9153 days past EOL | EOL |
| 2.8 | — | Dec 1, 2000 | Dec 1, 2001 | 8970 days past EOL | EOL |
| 2.9 | — | Jun 1, 2001 | May 19, 2002 | 8801 days past EOL | EOL |
| 3.0 | — | Dec 1, 2001 | Nov 1, 2002 | 8635 days past EOL | EOL |
| 3.1 | — | May 19, 2002 | May 1, 2003 | 8454 days past EOL | EOL |
| 3.2 | — | Nov 1, 2002 | Nov 1, 2003 | 8270 days past EOL | EOL |
| 3.3 | — | May 1, 2003 | May 1, 2004 | 8088 days past EOL | EOL |
| 3.4 | — | Nov 1, 2003 | Nov 1, 2004 | 7904 days past EOL | EOL |
| 3.5 | — | May 1, 2004 | May 19, 2005 | 7705 days past EOL | EOL |
| 3.6 | — | Nov 1, 2004 | Nov 1, 2005 | 7539 days past EOL | EOL |
| 3.7 | — | May 19, 2005 | May 1, 2006 | 7358 days past EOL | EOL |
| 3.8 | — | Nov 1, 2005 | Nov 1, 2006 | 7174 days past EOL | EOL |
| 3.9 | — | May 1, 2006 | May 1, 2007 | 6993 days past EOL | EOL |
| 4.0 | — | Nov 1, 2006 | Nov 1, 2007 | 6809 days past EOL | EOL |
| 4.1 | — | May 1, 2007 | May 1, 2008 | 6627 days past EOL | EOL |
| 4.2 | — | Nov 1, 2007 | Nov 1, 2008 | 6443 days past EOL | EOL |
| 4.3 | — | May 1, 2008 | May 1, 2009 | 6262 days past EOL | EOL |
| 4.4 | — | Nov 1, 2008 | Oct 18, 2009 | 6092 days past EOL | EOL |
| 4.5 | — | May 1, 2009 | May 19, 2010 | 5879 days past EOL | EOL |
| 4.6 | — | Oct 18, 2009 | Nov 1, 2010 | 5713 days past EOL | EOL |
| 4.7 | — | May 19, 2010 | May 1, 2011 | 5532 days past EOL | EOL |
| 4.8 | — | Nov 1, 2010 | Nov 1, 2011 | 5348 days past EOL | EOL |
| 4.9 | — | May 1, 2011 | May 1, 2012 | 5166 days past EOL | EOL |
| 5.0 | — | Nov 1, 2011 | Nov 1, 2012 | 4982 days past EOL | EOL |
| 5.1 | — | May 1, 2012 | May 1, 2013 | 4801 days past EOL | EOL |
| 5.2 | — | Nov 1, 2012 | Nov 1, 2013 | 4617 days past EOL | EOL |
| 5.3 | — | May 1, 2013 | May 1, 2014 | 4436 days past EOL | EOL |
| 5.4 | — | Nov 1, 2013 | Nov 1, 2014 | 4252 days past EOL | EOL |
| 5.5 | — | May 1, 2014 | May 1, 2015 | 4071 days past EOL | EOL |
| 5.6 | — | Nov 1, 2014 | Oct 18, 2015 | 3901 days past EOL | EOL |
| 5.7 | — | May 1, 2015 | Mar 29, 2016 | 3738 days past EOL | EOL |
| 5.8 | — | Oct 18, 2015 | Sep 1, 2016 | 3582 days past EOL | EOL |
| 5.9 | — | Mar 29, 2016 | Apr 11, 2017 | 3360 days past EOL | EOL |
| 6.0 | — | Sep 1, 2016 | Oct 9, 2017 | 3179 days past EOL | EOL |
| 6.1 | — | Apr 11, 2017 | Apr 15, 2018 | 2991 days past EOL | EOL |
| 6.2 | — | Oct 9, 2017 | Oct 18, 2018 | 2805 days past EOL | EOL |
| 6.3 | — | Apr 2, 2018 | May 3, 2019 | 2608 days past EOL | EOL |
| 6.4 | — | Oct 18, 2018 | Oct 17, 2019 | 2441 days past EOL | EOL |
| 6.5 | — | Apr 24, 2019 | May 19, 2020 | 2226 days past EOL | EOL |
| 6.6 | — | Oct 17, 2019 | Oct 18, 2020 | 2074 days past EOL | EOL |
| 6.7 | — | May 19, 2020 | May 1, 2021 | 1879 days past EOL | EOL |
| 6.8 | — | Oct 18, 2020 | Oct 14, 2021 | 1713 days past EOL | EOL |
| 6.9 | — | May 1, 2021 | Apr 21, 2022 | 1524 days past EOL | EOL |
| 7.0 | — | Oct 14, 2021 | Oct 20, 2022 | 1342 days past EOL | EOL |
| 7.1 | — | Apr 21, 2022 | Apr 10, 2023 | 1170 days past EOL | EOL |
| 7.2 | — | Oct 20, 2022 | Oct 16, 2023 | 981 days past EOL | EOL |
| 7.3 | — | Apr 10, 2023 | Apr 5, 2024 | 809 days past EOL | EOL |
| 7.4 | — | Oct 16, 2023 | Oct 8, 2024 | 623 days past EOL | EOL |
| 7.5 | — | Apr 5, 2024 | Apr 28, 2025 | 421 days past EOL | EOL |
| 7.6 | — | Oct 8, 2024 | Oct 22, 2025 | 244 days past EOL | EOL |
| 7.7 | — | Apr 28, 2025 | May 19, 2026 | 35 days past EOL | EOL |
| 7.8 | — | Oct 22, 2025 | Nov 1, 2026 | 131 days remaining | Warning |
| 7.9 | — | May 19, 2026 | Jun 1, 2027 | 343 days remaining | Active |
What does OpenBSD end of life mean for your organization?
When a version of OpenBSD 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.
Extended Support Options
If you cannot migrate immediately, extended support vendors provide continued security patches for EOL OpenBSD versions. This is a bridge, not a permanent solution — plan your migration in parallel.
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