Postfix 3.9

Supported

3.9.15 Release notes ↗

Is Postfix 3.9 still supported?

Yes

Postfix 3.9 is supported, and no end-of-life date has been announced yet.

Released
Mar 6, 2024
End of life
Not announced
Latest version
3.9.15
Sep 8, 2026

Not sure? Run postconf mail_version

Quick answers

Is Postfix 3.9 still supported?
Yes. Postfix 3.9 is supported, and no end-of-life date has been announced yet.
When is Postfix 3.9 end of life?
No end-of-life date has been announced for Postfix 3.9 yet. This page updates automatically when one is.
What is the latest version of Postfix 3.9?
The latest Postfix 3.9 release is 3.9.15, released on Sep 8, 2026.
When was Postfix 3.9 released?
Postfix 3.9 was released on Mar 6, 2024.
How do I check which Postfix version I have?
Run postconf mail_version, then paste the result into the “Am I up to date?” box on this page.

Other Postfix branches

All 18 →
  • 3.11 Supported
  • 3.10 Supported
  • 3.9 Supported
  • 3.8 Supported
  • 3.7 End of life
  • 3.6 End of life
  • 3.5 End of life
  • 3.4 End of life
  • 3.3 End of life
  • 3.2 End of life
  • 3.1 End of life
  • 3.0 End of life
  • 2.11 End of life

← Postfix 3.8 Postfix 3.10 →

Postfix 3.9 release history

RSS
  1. 3.9.15

The history fills in as new versions come out.

Keep track

Postfix 3.9 latest version badge

Official release policy · Checked just now