15 engineers on Hacker News describe using Postfix first-hand: 3 endorse it, 2 regret it, 0 are mixed.
“at least postfix is de-facto standard... the env I have this deployed in is byte per byte 100% identical to PROD deployment”
endorse · production · b112 · 2024-07-22 · source ↗ · wrong label?“Today we email about 2,000,000 opt-in emails per day from the same DO $5 512MB box, built on Centos 6 and postfix.”
endorse · production · joering2 · 2018-04-18 · source ↗ · wrong label?“I'm running Postfix in a Docker container right now and it's working fine.”
endorse · personal · profmonocle · 2016-10-24 · source ↗ · wrong label?“configuring postfix, dovecot, exim, etc. Was a pain and probably not worth my time”
regret · production · clsdaniel · 2012-01-31 · source ↗ · wrong label?“We recently switched over to Atmail after years of running Cyrus+Postfix (with various anti-spam tools).”
regret · production · mvip · 2012-01-30 · source ↗ · wrong label?“20 years of running the classic postfix + dovecot stack for about 10 business domains.”
neutral · production · 20 yr · VladVladikoff · 2026-08-17 · source ↗ · wrong label?“I used Sendmail, Exim, Postfix, and qmail at various times.”
neutral · production · randallsquared · 2025-11-24 · source ↗ · wrong label?“we use this in production for email sync between multiple postfix servers and dovecot.”
neutral · production · bks · 2024-11-18 · source ↗ · wrong label?“But eventually ended up with postfix because I got tired of chasing patches to get qmail to play ball”
neutral · personal · kjs3 · 2023-12-14 · source ↗ · wrong label?“we are running our personal websites on apache and also hosting our DNS (bind) and email (postfix)”
neutral · personal · igor47 · 2023-08-17 · source ↗ · wrong label?“Key projects we utilize: OpenLDAP Postfix Dovecot”
neutral · production · gsreenivas · 2018-10-17 · source ↗ · wrong label?“Since then, we run postfix and use multiple email providers behind it”
neutral · production · mqzaidi · 2015-03-05 · source ↗ · wrong label?“Postfix, Cyrus, IMAPS, SMTPS, POP3S, HTTPS, Sieve for filters on the server”
neutral · production · 3 yr · Deadsunrise · 2012-02-05 · source ↗ · wrong label?“We run 3 outbound relays on top of Postfix.”
neutral · production · themcgruff · 2012-01-15 · source ↗ · wrong label?“After 15 years of running sendmail/postfix/uwimap/dovecot for a growing company”
neutral · production · 15 yr · jws · 2011-04-06 · source ↗ · wrong label?