Self-hosted status page and uptime monitoring tool with configurable health checks, dashboards, metrics, and alerting for HTTP, TCP, ICMP, and DNS endpoints.

12k stars819 forksApache-2.0last commit Actively maintained
Hosted SaaS of Gatus that monitors endpoint availability and health using HTTP, TCP and ICMP checks. Provides configurable alerting, status dashboards and incident tracking to monitor uptime and service health.
Self-hosted status page and uptime monitoring tool with configurable health checks, dashboards, metrics, and alerting for HTTP, TCP, ICMP, and DNS endpoints.

12k stars819 forksApache-2.0last commit Actively maintained
Self-hosted status page system with built-in monitoring, incident tracking, and customizable public status pages for websites and APIs.

5.1k stars297 forksMITlast commit Actively maintained
Open source status page and monitoring server for HTTP, TCP, UDP, ICMP and gRPC checks, with dashboards, alerts, and a REST API.

2k stars180 forksGPL-3.0last commit Slowing down
Every option on this page is open source and free to run on your own hardware, so you own the data and there is no subscription to cancel. 2 of 3 shipped a commit in the last six months. Licences in this list: Apache-2.0, MIT, GPL-3.0. In exchange you take on hosting, backups and updates yourself.
Browse everything in Monitoring & Observability.