Open-source Monitoring software

A self-hosted monitoring tool that checks websites and services and sends alerts and status pages.

A dashboard and visualization tool that queries many data sources such as Prometheus, with a commercial Enterprise edition and a hosted Grafana Cloud.

A metrics monitoring and alerting system that stores time series locally and is queried with PromQL; a CNCF graduated project.

An error and performance monitoring tool for applications that you can run yourself with Docker Compose or use as the hosted sentry.io service.

An observability platform built on OpenTelemetry that combines logs, metrics, traces, alerts and dashboards in one place.