Open-source alternatives guide · Updated 2026

Best open-source alternatives to Uptimerobot

Q: How should I evaluate Uptimerobot alternatives?

Map must-have Uptimerobot workflows, verify license and compliance fit, run a proof of concept with real data and integrations, then plan ownership for upgrades, backups, support, and an exit path.

Compare the best free and open-source alternatives to UptimeRobot — 8 verified projects with explicit catalog relationships. Inspect licenses, GitHub activity, self-hosting signals, and migration fit before you switch.

8verified alternatives
7self-hosted signals
3categories

Only explicit alternative relationships are shown—never inferred competitor claims.

Overview

This guide compares 8 verified open-source alternatives to UptimeRobot, including Uptime Kuma, Cachet, Keep, and Gatus.

Projects appear across Data & Analytics, Infrastructure, and Security & Privacy. 7 options include a self-hosting signal — see the self-hosted catalog. Ranking follows public GitHub stars and recorded momentum—not vendor marketing. Compare projects side by side, then confirm license fit, migration effort, and operational ownership before adopting any option.

Strongest repository-activity signal: Uptime Kuma · Jump to ranking · 89.6K stars · self-hostable

About UptimeRobot

Proprietary product with documented open-source alternatives cataloged on OpenSourceChoice. Compare licenses, repository activity, and self-hosting options befo

Ranked open-source alternatives to UptimeRobot

Compare capabilities, licensing, and ownership model. Stars help with discovery; they are not a security or product-fit guarantee.

Uptime Kuma

Open-source alternative to UptimeRobot

Hong KongData & AnalyticsMITSelf-hosted

A fancy self-hosted monitoring tool

A fancy self-hosted monitoring tool Review the official repository, license, release activity, and deployment documentation before production adoption.

Best for: Data teams
Deployment: Self-hostable
License: MIT
Activity: Updated just now

Key capabilities

self-hosted

docker

monitoring selfhosted

Cachet

Open-source alternative to UptimeRobot

Data & AnalyticsLicense not declaredSelf-hosted

🚦 Cachet, the open source, self-hosted status page system.

🚦 Cachet, the open source, self-hosted status page system. Review the official repository, license, release activity, and deployment documentation before production adoption.

Best for: Data teams
Deployment: Self-hostable
License: License not declared
Activity: Updated 2 days ago

Key capabilities

self-hosted

php

laravel selfhosted

Keep

Open-source alternative to UptimeRobot

InfrastructureLicense not declared

The open-source AIOps and alert management platform

The open-source AIOps and alert management platform Review the official repository, license, release activity, and deployment documentation before production adoption.

Best for: Infrastructure teams
Deployment: Inspectable source
License: License not declared
Activity: Updated 3 days ago

Key capabilities

python

monitoring workflow-automation alerting

Gatus

Open-source alternative to UptimeRobot

Data & AnalyticsApache-2.0Self-hosted

Automated developer-oriented status page with alerting and incident support

Automated developer-oriented status page with alerting and incident support Review the official repository, license, release activity, and deployment documentation before productio

Best for: Data teams
Deployment: Self-hostable
License: Apache-2.0
Activity: Updated 7 days ago

Key capabilities

self-hosted

docker

golang

Checkmate

Open-source alternative to UptimeRobot

InfrastructureAGPL-3.0Self-hosted

Checkmate is an open-source, self-hosted tool designed to track and monitor server hardware, uptime, response times, and incidents in real-time with beautiful visualizations. Don't be shy, join here: https://discord.com/

Checkmate is an open-source, self-hosted tool designed to track and monitor server hardware, uptime, response times, and incidents in real-time with beautiful visualizations. Don't

Best for: Infrastructure teams
Deployment: Self-hostable
License: AGPL-3.0
Activity: Updated 28 hours ago

Key capabilities

hacktoberfest good-first-issue help-wanted

infrastructure

Peekaping

Open-source alternative to UptimeRobot

InfrastructureMITSelf-hosted

Open Source Uptime Kuma Alternative

Open Source Uptime Kuma Alternative Review the official repository, license, release activity, and deployment documentation before production adoption.

Best for: Infrastructure teams
Deployment: Self-hostable
License: MIT
Activity: Updated 2 months ago

Key capabilities

self-hosted

monitoring selfhosted uptime

EasyMonitor

Open-source alternative to UptimeRobot

Data & AnalyticsMITSelf-hosted

Open-source, self-hosted uptime and performance monitoring you can run with one docker compose up

Open-source, self-hosted uptime and performance monitoring you can run with one docker compose up Review the official repository, license, release activity, and deployment document

Best for: Data teams
Deployment: Self-hostable
License: MIT
Activity: Updated May 14, 2026

Key capabilities

PHP

Github Actions

JavaScript

StatusScout

Open-source alternative to UptimeRobot

Security & PrivacyLicense not declaredSelf-hosted

Security and health monitoring for web apps.

Security and health monitoring for web apps. Review the official repository, license, release activity, and deployment documentation before production adoption.

Best for: Security teams
Deployment: Self-hostable
License: License not declared
Activity: Updated May 23, 2026

Key capabilities

security

monitoring monitoring-tool

JavaScript

How to choose a UptimeRobot alternative

Map must-have capabilitiesList the workflows in UptimeRobot you cannot drop during migration.

Verify the licenseConfirm it fits your use, distribution, and compliance model. Browse license briefs.

Run a proof of conceptTest real data, integrations, clients, and failure modes. Use Compare for side-by-side checks.

Plan ownershipAssess upgrades, backups, support, and an exit path. Read when self-hosting is worth it.

Frequently asked questions about UptimeRobot alternatives

What are the best open-source alternatives to UptimeRobot?

OpenSourceChoice currently lists 8 projects with an explicit alternative relationship to UptimeRobot. Catalog highlights include Uptime Kuma, Cachet, and Keep. Rankings follow public GitHub stars and recorded momentum—not paid placement. Match capabilities and license fit to your workflow before adopting any option.

Are open-source alternatives to UptimeRobot free?

Most catalogued alternatives publish source under OSI or source-available licenses and are free to inspect. Hosting, commercial support, or cloud model APIs may still cost money. Always read the project license for your use case.

Can I self-host an alternative to UptimeRobot?

7 options in this list carry a self-hosting signal. Confirm the official install guide, backups, upgrades, and hardening steps before production.

How should I evaluate UptimeRobot alternatives?

Map must-have UptimeRobot workflows, verify license and compliance fit, run a proof of concept with real data and integrations, then plan ownership for upgrades, backups, support, and an exit path.