Lifecycle guide for Postfix from Wietse Venema

All releases, patches, maintenance and support periods at a glance

All supported products Free Versio.io trial

📅 Last update on 2026-03-09

What is Postfix?

Automate product release and end-of-life management

Postfix is a mail transfer agent for Unix and Unix derivatives. At the time of development, the software was intended to be a compatible alternative to Sendmail.

The entire lifecycle of Postfix

The following figure shows you the visualised product life cycle of Postfix. You can see all releases with the latest patch version, the long-term support characteristics (orange flag in the green circle, the periods for version provision, maintenance and support.

Postfix (Wietse Venema) release, version and end-of-life information

Figure: Release, patch and end-of-life cycle of product Postfix (Wietse Venema)

What is the Postfix release strategy?

Typically last 4 releases are supported and receive patches.

Facts and figures about Postfix

Product

Postfix

Vendor

Wietse Venema

Latest version

3.11.0

Number of releases

Number of versions

521

Number of unstable versions

Number of versions affected by CVE

342

Version command

postconf mail_version

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