Blackbox Exporter vs Uptime Kuma

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?
FeatureBlackbox ExporterUptime Kuma
CategoryMonitoring & StatusMonitoring & Status
LicenseApache-2.0MIT
LanguageGoJavaScript
Setup difficultyEasyEasy
Min. RAM32 MB256 MB
Deploymentdocker, kubernetes, binarydocker
GitHub stars★ 5,818★ 89,960
First released20162021
ReplacesPingdomPingdom, UptimeRobot

Why pick each one

Choose Blackbox Exporter if…

  • Simple uptime monitoring
  • Tiny footprint
Blackbox Exporter details

Choose Uptime Kuma if…

  • Very easy to use
  • Great notifications
  • Lightweight
Uptime Kuma details

Frequently asked questions

Is Blackbox Exporter or Uptime Kuma better?

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

Are Blackbox Exporter and Uptime Kuma free and open-source?

Yes. Blackbox Exporter is licensed under Apache-2.0 and Uptime Kuma under MIT. Both can be self-hosted at no software cost.

Can I run Blackbox Exporter and Uptime Kuma with Docker?

Blackbox Exporter: yes. Uptime Kuma: yes.

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