Alertmanager vs Glances

A side-by-side comparison of two self-hosted monitoring & status options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureAlertmanagerGlances
CategoryMonitoring & StatusMonitoring & Status
LicenseApache-2.0LGPL-3.0
LanguageGoPython
Setup difficultyMediumEasy
Min. RAM64 MB128 MB
Deploymentdocker, kubernetes, binarydocker, bare-metal, binary
GitHub stars★ 8,572★ 33,269
First released20152012
ReplacesPagerDuty, OpsgenieDatadog

Why pick each one

Choose Alertmanager if…

  • Powerful routing logic
  • Standard in the Prometheus stack
Alertmanager details

Choose Glances if…

  • Very easy to run
  • Lightweight
  • Good single-host overview
Glances details

Frequently asked questions

Is Alertmanager or Glances better?

Glances is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Alertmanager if its specific feature set fits your needs better.

Are Alertmanager and Glances free and open-source?

Yes. Alertmanager is licensed under Apache-2.0 and Glances under LGPL-3.0. Both can be self-hosted at no software cost.

Can I run Alertmanager and Glances with Docker?

Alertmanager: yes. Glances: yes.

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