Open Source Uptime Monitoring Tools using JavaScript
A curated collection of the best open source tools for checking the availability and response time of services. using JavaScript.
Self-hosted uptime monitoring with a clean dashboard
Stars
93,190Last commit
13 hours agoLicense
MIT
Monitors websites, APIs, and services with real-time alerts, a status page, and support for dozens of notification channels. Self-hosted and Docker-friendly.
Open Source Alternative to:
Beautiful open-source monitoring for modern infrastructure
Stars
11,020Last commit
2 days agoLicense
AGPL-3.0
Monitor servers, websites, Docker containers, and infrastructure with real-time insights, instant alerts, and powerful analytics. Self-hosted solution.
Open Source Alternative to:
Advanced automated status page for real-time monitoring
Stars
12,481Last commit
5 days agoLicense
Apache-2.0
A highly customizable monitoring solution that provides automated status pages, extensive alerting options, and detailed testing capabilities for your services and infrastructure
Open Source Alternative to:
Status page and uptime monitoring for growing teams
Stars
9,244Last commit
2 days agoLicense
AGPL-3.0
Open-source status page and uptime monitor that tracks endpoints from 28 global regions, communicates incidents, and helps satisfy SOC 2 audit requirements.
Open Source Alternative to:
Comprehensive monitoring and incident management platform
Stars
7,783Last commit
8 hours agoLicense
Apache-2.0
All-in-one solution for uptime monitoring, incident management, and status pages to keep your services running smoothly
Open Source Alternative to:
Deploy a professional status page in minutes, no coding required
Stars
5,237Last commit
17 hours agoLicense
MIT
Free, open-source status page and uptime monitor with Docker deployment. Track 11 service types, manage incidents, schedule maintenance, and notify subscribers instantly.
Open Source Alternative to:
Website analytics, uptime monitoring, and server status in one
Stars
3,120Last commit
3 days agoLicense
Apache-2.0
Self-hostable platform combining website analytics, uptime monitoring, server status, Docker tracking, status pages, and telemetry for indie developers and small teams.
Open Source Alternative to:
Self-hosted uptime monitoring you own and control
Stars
1,210Last commit
3 days agoLicense
MIT
Open-source uptime monitoring solution with real-time alerts, status pages, and comprehensive checks for websites, APIs, databases, and services.
Open Source Alternative to:
Self-hosted uptime monitoring that runs on your hardware, not their servers
Stars
84Last commit
6 days agoLicense
MIT
Deploy your own uptime and performance monitoring with HTTP/ICMP checks, multi-region probes, and custom status pages. MIT licensed, runs on minimal hardware.
Open Source Alternative to:
Monitors websites and APIs, pages on-call, and publishes a status page
Stars
51Last commit
22 hours agoLicense
AGPL-3.0
Hosted uptime monitoring with multi-region checks, eight monitor types, on-call rotations, escalation policies, and public status pages for SaaS teams and agencies.
Open Source Alternative to:
Complete website health monitoring and security scanning
Stars
16Last commit
5 months agoLicense
Unknown
Monitor website uptime, detect security vulnerabilities, find broken links, and simulate user flows. Get instant alerts when issues arise. Free tier available.
Open Source Alternative to:
c15t – Open-source cookie banner, built for control and lightening fast modern web apps.
Highseat