Best Uptime Monitoring tools

Define endpoint health checks and alert conditions in a lightweight self-hosted status dashboard.

Check endpoint and job health, then turn failed checks into incidents and status-page updates.

Check websites, endpoints, ports, DNS, and scheduled heartbeats, then send alerts when checks fail.

Combine application error reports with external uptime checks and missed-job alerts.

Check a public service from outside and alert when its HTTP response stops meeting expectations.

Monitor websites and APIs from multiple regions, then route failures into alerts and status updates.

Monitor critical website journeys alongside uptime and page-load performance checks.

Check public endpoints and scheduled jobs from external locations, then alert when a problem persists.

Probe endpoints and user flows from multiple regions, then route confirmed outages to responders and status pages.

Self-host uptime checks for websites, ports, DNS records, containers, and other endpoints.

Combine website statistics, events and operational checks across a small site portfolio.

Monitor websites and network services with protocol-specific checks, alerts, and private-network agents.

Simulate website, API, and browser journeys from external locations to catch availability and performance failures.

Use scheduled GitHub Actions to monitor endpoints, record response-time history, and publish a status page.

Track site speed and Core Web Vitals with lab tests, visitor data, and uptime alerts.

Check service availability from several regions and keep customers updated with branded status pages.