Postfix End of Life (EOL) Dates and End of Support (EOS) Dates

Latest Release: 3.11.6 (August 11, 2026)

14 Postfix versions have reached End of Life (EOL) and End of Support (EOS), including Postfix 3.7 (EOL date: Mar 06, 2026) — no longer receiving security updates or patches. Postfix 3.11.6 is the current supported release — 4 versions in active support. Also see Artifactory end of support life for related end-of-life information.

Postfix end of life dates timeline — release schedule chart of the 8 most recent Postfix versions, mapping security support windows against their EOL dates — Postfix end of life dates and end of support (EOS) dates shown as a release schedule — support windows for the 8 most recent Postfix releases of 18 total. Each bar runs from the release date to the end of security support, with the dashed line marking today. Exact Postfix EOL, EOS and EOSL dates for every version are listed in the tables below.

Currently Supported Postfix Releases - Active EOS/EOSL Support (4)

Release	Released	Security Support	Latest
3.11	Mar 06, 2026 (5 months ago)	Active	3.11.6 2026-08-11 (1 week and 5 days ago)
3.10	Feb 16, 2025 (1 year and 6 months ago)	Active	3.10.13 2026-08-11 (1 week and 5 days ago)
3.9	Mar 06, 2024 (2 years and 5 months ago)	Active	3.9.14 2026-08-11 (1 week and 5 days ago)
3.8	Apr 17, 2023 (3 years and 4 months ago)	Active	3.8.20 2026-08-11 (1 week and 5 days ago)

Postfix End of Life (EOL) Releases - No Longer Supported (14)

Release	Released	Security Support	Latest
3.7	Feb 06, 2022 (4 years and 6 months ago)	Mar 06, 2026 (5 months ago)	3.7.22 2026-08-11 (1 week and 5 days ago)
3.6	Apr 29, 2021 (5 years and 3 months ago)	Feb 16, 2025 (1 year and 6 months ago)	3.6.20 2026-08-11 (1 week and 5 days ago)
3.5	Mar 15, 2020 (6 years and 5 months ago)	Mar 06, 2024 (2 years and 5 months ago)	3.5.27 2026-08-11 (1 week and 5 days ago)
3.4	Feb 27, 2019 (7 years and 5 months ago)	Apr 17, 2023 (3 years and 4 months ago)	3.4.29 2023-04-19 (3 years and 4 months ago)
3.3	Feb 22, 2018 (8 years and 6 months ago)	Feb 05, 2022 (4 years and 6 months ago)	3.3.22 2022-02-06 (4 years and 6 months ago)

3.2	Feb 28, 2017 (9 years and 5 months ago)	Apr 29, 2021 (5 years and 3 months ago)	3.2.22 2021-04-12 (5 years and 4 months ago)
3.1	Feb 24, 2016 (10 years and 5 months ago)	Mar 15, 2020 (6 years and 5 months ago)	3.1.15 2020-02-03 (6 years and 6 months ago)
3.0	Feb 08, 2015 (11 years and 6 months ago)	Feb 27, 2019 (7 years and 5 months ago)	3.0.15 2019-02-26 (7 years and 5 months ago)
2.11	Jan 15, 2014 (12 years and 7 months ago)	Feb 21, 2018 (8 years and 6 months ago)	2.11.11 2018-01-28 (8 years and 6 months ago)
2.10	Feb 11, 2013 (13 years and 6 months ago)	Feb 28, 2017 (9 years and 5 months ago)	2.10.10 2016-05-15 (10 years and 3 months ago)
2.9	Feb 01, 2012 (14 years and 6 months ago)	Feb 24, 2016 (10 years and 5 months ago)	2.9.15 2015-10-10 (10 years and 10 months ago)
2.8	Jan 20, 2011 (15 years and 7 months ago)	Feb 08, 2015 (11 years and 6 months ago)	2.8.20 2015-02-08 (11 years and 6 months ago)
2.6	May 12, 2009 (17 years and 3 months ago)	Feb 11, 2013 (13 years and 6 months ago)	2.6.19 2013-02-04 (13 years and 6 months ago)
2.5	Jan 24, 2008 (18 years and 6 months ago)	Feb 06, 2012 (14 years and 6 months ago)	2.5.17 2012-02-06 (14 years and 6 months ago)

Postfix End of Life & Support Summary

Which Postfix Versions Are Currently Supported?

Postfix currently has 4 supported releases. Postfix 3.11.6 is the latest. Postfix 3.10. Also see Gerrit EOSL dates for related end-of-life information.

Postfix End of Life (EOL) Version History

14 Postfix releases have reached End of Life (EOL) and End of Support (EOS) — no longer receiving updates or patches. Postfix 3.7 reached EOL on Mar 06, 2026. Postfix 3.11.6 is the recommended upgrade for users still on End of Life versions.