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prefectvsprom-alertmanager

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

prefectprom-alertmanager
Score80/10073/100
Rank in category#5 of 32 in Workflow Automation#14 of 104 in Monitoring & observability
GitHub stars24 0948 676
Stars, last 30 days+182+49
Stable releases, 12 months1711
Latest release2.20.27 · 23 Oct 2026v0.34.1 · 17 Sept 2026
SetupModerateModerate
Official Docker imageYesYes
LicenseApache-2.0Apache-2.0
Main languagePythonGo

Which one should you pick?

prefect scores 80/100 against 73/100 for prom-alertmanager, so it is the safer default.

prefect ships more often: 17 stable releases in the past year, against 11 for prom-alertmanager.

prefect is growing faster right now (+182 stars in 30 days).

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