OpenSearch 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?
FeatureOpenSearchUptime Kuma
CategoryMonitoring & StatusMonitoring & Status
LicenseApache-2.0MIT
LanguageJavaJavaScript
Setup difficultyHardEasy
Min. RAM2,048 MB256 MB
Deploymentdocker, kubernetes, helmdocker
GitHub stars★ 13,480★ 89,960
First released20212021
ReplacesElasticsearch, SplunkPingdom, UptimeRobot

Why pick each one

Choose OpenSearch if…

  • Truly open-source license
  • Rich analytics features
OpenSearch details

Choose Uptime Kuma if…

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

Frequently asked questions

Is OpenSearch or Uptime Kuma better?

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

Are OpenSearch and Uptime Kuma free and open-source?

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

Can I run OpenSearch and Uptime Kuma with Docker?

OpenSearch: yes. Uptime Kuma: yes.

Related comparisons