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PostHogvsStalwart Mail Server

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

PostHogStalwart Mail Server
Score81/10079/100
Rank in category#1 of 27 in Analytics#2 of 16 in Mail Server
GitHub stars40 49915 470
Stars, last 30 days+580+667
Stable releases, 12 months350631
Latest releaseagent-skills-v0.3896.0 · 29 Oct 2026v1.0.1 · 28 Oct 2026
SetupAdvancedModerate
Official Docker imageYesYes
LicenseOtherAGPL-3.0-only AND LicenseRef-SEL
Main languagePythonRust

Which one should you pick?

PostHog scores 81/100 against 79/100 for Stalwart Mail Server, so it is the safer default.

PostHog ships more often: 3506 stable releases in the past year, against 31 for Stalwart Mail Server.

If you want the quickest setup, Stalwart Mail Server is easier to run; PostHog needs more configuration.

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