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docker-mailservervsZero-K

Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

docker-mailserverZero-K
Score80/10062/100
Rank in category#1 of 16 in Mail Server#2 of 23 in Gaming
GitHub stars19 703877
Stars, last 30 days+829+26
Stable releases, 12 months20
Latest releasev16.0.1 · 4 Sept 2026—
SetupAdvancedEasy
Official Docker imageYesNo
LicenseMITGPL-2.0
Main languageShellLua

Which one should you pick?

docker-mailserver scores 80/100 against 62/100 for Zero-K, so it is the safer default.

docker-mailserver ships more often: 2 stable releases in the past year, against 0 for Zero-K.

If you want the quickest setup, Zero-K is easier to run; docker-mailserver needs more configuration.

docker-mailserver is growing faster right now (+829 stars in 30 days).

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