Best Open Source Alternatives to Uptime Robot

Compare the best free and open-source alternatives to Uptime Robot — self-hosted and desktop replacements you fully control, ranked by GitHub stars, license and platform support.

Curated by open-source.store · Updated November 2026 · 11 alternatives

Uptime Robot

Proprietary SaaS

PricingFreemium

Platformsweb, mobile

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Uptime Robot alternatives compared

Open-source alternatives to Uptime Robot, compared by stars, license and platform
Tool		License	Platforms	Self-hosted
Uptime Kuma	93,191	MIT	LinuxDocker	Yes	Nov 2026	Visit
Upptime	17,195	MIT	Web	No	Nov 2026	Visit
Gatus	12,492	Apache-2.0	LinuxDocker	Yes	Oct 2026	Visit
Checkmate	11,019	AGPL-3.0	DockerLinux	Yes	Oct 2026	Visit
OpenStatus	9,244	AGPL-3.0	DockerLinux	Yes	Nov 2026	Visit
OneUptime	7,785	Apache-2.0	DockerLinux	Yes	Nov 2026	Visit
Kener	5,236	MIT	DockerLinux	Yes	Nov 2026	Visit
Peekaping	1,211	MIT	DockerLinux	Yes	Oct 2026	Visit
Statusnook	988	MIT	DockerLinux	Yes	Oct 2024	Visit
EasyMonitor	85	MIT	DockerLinux	Yes	Oct 2026	Visit

Top open-source Uptime Robot alternatives

Uptime Kuma93,191MIT

Self-hosted Uptime Kuma replaces UptimeRobot and Pingdom with 20-second probe intervals, multi-protocol checks, and customizable public status pages.

LinuxDocker

vs Uptime Robot: a free, open-source option you fully control, licensed MIT.

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Upptime17,195MIT

Upptime is an open-source uptime monitor and status page powered by GitHub Actions, replacing Uptime Robot with Git-backed latency tracking.

Web

vs Uptime Robot: a free, open-source option you fully control, licensed MIT.

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Gatus12,492Apache-2.0

Gatus is an automated uptime monitor and status page replacing tools like Better Uptime with lightweight, code-configured health checks written in Go.

LinuxDocker

vs Uptime Robot: a free, open-source option you fully control, licensed Apache-2.0.

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Checkmate11,019AGPL-3.0

Checkmate is a self-hosted uptime and server monitor that replaces BetterStack with native chat alerts, hardware telemetry, and customizable status pages.

DockerLinux

vs Uptime Robot: a free, open-source option you fully control, licensed AGPL-3.0.

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