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Mail-in-a-BoxvsWindows ARM

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

Mail-in-a-BoxWindows ARM
Score72/10061/100
Rank in category#3 of 16 in Mail Server#7 of 15 in Virtualization
GitHub stars15 4502 260
Stars, last 30 days+32—
Stable releases, 12 months410
Latest releasev77 · 26 Sept 2026v6.06 · 5 Oct 2026
SetupModerateAdvanced
Official Docker imageNoYes
LicenseCC0-1.0MIT
Main languagePythonBatchfile

Which one should you pick?

Mail-in-a-Box scores 72/100 against 61/100 for Windows ARM, so it is the safer default.

Windows ARM ships more often: 10 stable releases in the past year, against 4 for Mail-in-a-Box.

If you want the quickest setup, Mail-in-a-Box is easier to run; Windows ARM needs more configuration.

Mail-in-a-Box is growing faster right now (+32 stars in 30 days).

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