cAdvisor vs Node Exporter

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?
FeaturecAdvisorNode Exporter
CategoryMonitoring & StatusMonitoring & Status
LicenseApache-2.0Apache-2.0
LanguageGoGo
Setup difficultyEasyEasy
Min. RAM64 MB32 MB
Deploymentdocker, kubernetes, binarydocker, kubernetes, binary
GitHub stars★ 19,342★ 13,680
First released20142015
ReplacesDatadogDatadog Agent

Why pick each one

Choose cAdvisor if…

  • Zero configuration
  • Lightweight
cAdvisor details

Choose Node Exporter if…

  • Essential for host monitoring
  • Extremely reliable
Node Exporter details

Frequently asked questions

Is cAdvisor or Node Exporter better?

Neither is universally better. cAdvisor has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.

Are cAdvisor and Node Exporter free and open-source?

Yes. cAdvisor is licensed under Apache-2.0 and Node Exporter under Apache-2.0. Both can be self-hosted at no software cost.

Can I run cAdvisor and Node Exporter with Docker?

cAdvisor: yes. Node Exporter: yes.

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