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openHABvsStalwart Mail Server

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

openHABStalwart Mail Server
Score66/10078/100
Rank in category#11 of 104 in Home Automation#2 of 16 in Mail Server
GitHub stars1 16015 465
Stars, last 30 days+18+681
Stable releases, 12 months031
Latest release—v1.0.1 · 28 Oct 2026
SetupModerateModerate
Official Docker imageYesYes
LicenseEPL-2.0AGPL-3.0-only AND LicenseRef-SEL
Main languageJavaRust

Which one should you pick?

Stalwart Mail Server scores 78/100 against 66/100 for openHAB, so it is the safer default.

Stalwart Mail Server ships more often: 31 stable releases in the past year, against 0 for openHAB.

Stalwart Mail Server is growing faster right now (+681 stars in 30 days).

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