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Apache Cassandravsprom-alertmanager

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

Apache Cassandraprom-alertmanager
Score74/10073/100
Rank in category#8 of 38 in Databases#14 of 104 in Monitoring & observability
GitHub stars10 1268 676
Stars, last 30 days+24+49
Stable releases, 12 months011
Latest release—v0.34.1 · 17 Sept 2026
SetupAdvancedModerate
Official Docker imageYesYes
LicenseApache-2.0Apache-2.0
Main languageJavaGo

Which one should you pick?

Apache Cassandra scores 74/100 against 73/100 for prom-alertmanager, so it is the safer default.

prom-alertmanager ships more often: 11 stable releases in the past year, against 0 for Apache Cassandra.

If you want the quickest setup, prom-alertmanager is easier to run; Apache Cassandra needs more configuration.

prom-alertmanager is growing faster right now (+49 stars in 30 days).

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