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Alertmanager vs GoAlert

The same facts for both, read from GitHub every night, and the relation a person reviewed.

AlertmanagerGoAlert
LanguageGoGo
LicenceApache-2.0Apache-2.0
Stars8.6k2.8k
Latestv0.34.1v0.35.0
Last push2026-10-062026-10-03
Release cadenceabout 27 days between releasesabout 267 days between releases
Active contributors44 commit authors on the default branch in the last 90 days5 commit authors on the default branch in the last 90 days
Flagsnonenone

How they relate

  • Both replace PagerDuty. Alternatives to PagerDuty →

    PartialAlertmanagerGroups, deduplicates, silences and routes alerts to receivers, without on-call schedules or escalation.

    Full replacementGoAlertOn-call schedules, escalation policies and notifications by SMS, voice, email and Slack, on a server you run.