Postfix

Server App

Postfix 3.11 is the newest actively maintained release, currently at patch 3.11.5. 4 of 18 tracked cycles remain supported.

Latest version

3.11.5

Jul 7, 2026

Actively maintained cycles

4

of 18 tracked

Total cycles tracked

18

since Jan 24, 2008

Release lifecycle

Actively maintainedSecurity support onlyEnd of life
Today
3.11Latest
3.11.5 · Jul 7, 2026
3.10
3.10.12 · Jul 7, 2026
3.9
3.9.13 · Jul 7, 2026
3.8
3.8.19 · Jul 7, 2026
3.7
EOL Mar 6, 2026
3.6
EOL Feb 16, 2025
3.5
EOL Mar 6, 2024
3.4
EOL Apr 17, 2023
3.3
EOL Feb 5, 2022
3.2
EOL Apr 29, 2021
3.1
EOL Mar 15, 2020
3.0
EOL Feb 27, 2019
2.11
EOL Feb 21, 2018
2.10
EOL Feb 28, 2017
2.9
EOL Feb 24, 2016
2.8
EOL Feb 8, 2015
2.6
EOL Feb 11, 2013
2.5
EOL Feb 6, 2012
2008200920102011201220132014201520162017201820192020202120222023202420252026

Data sourced from endoflife.date.

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