Grafana vs Nagios Core

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

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FeatureGrafanaNagios Core
CategoryMonitoring & StatusMonitoring & Status
LicenseAGPL-3.0GPL-2.0
LanguageTypeScriptC
Setup difficultyMediumHard
Min. RAM512 MB512 MB
Deploymentdocker, bare-metal, helmbare-metal, docker, source
GitHub stars★ 76,153★ 2,037
First released20141999
ReplacesDatadogSolarWinds, PRTG

Why pick each one

Choose Grafana if…

  • Beautiful flexible dashboards
  • Broad data source support
  • Strong community
Grafana details

Choose Nagios Core if…

  • Battle-tested and stable
  • Enormous plugin library
Nagios Core details

Frequently asked questions

Is Grafana or Nagios Core better?

Grafana is the stronger all-round pick: it has both the larger community and the simpler medium setup. Consider Nagios Core if its specific feature set fits your needs better.

Are Grafana and Nagios Core free and open-source?

Yes. Grafana is licensed under AGPL-3.0 and Nagios Core under GPL-2.0. Both can be self-hosted at no software cost.

Can I run Grafana and Nagios Core with Docker?

Grafana: yes. Nagios Core: yes.

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