Free & Open-Source Datadog Alternatives

Cloud monitoring and observability platform.

1. Grafana ↗ ★ PICKFOSSSELF-HOST
   Industry-standard dashboard + visualization.
   ●●○Medium · Requires self-hosting
2. Prometheus ↗ FOSSPRIVATESELF-HOST
   Time-series metrics database for monitoring.
   ●●○Medium · Requires self-hosting
3. Netdata ↗ FOSSPRIVATESELF-HOST
   Real-time per-second system metrics.
   ●●○Medium · Requires self-hosting
4. Uptime Kuma ↗ FOSSPRIVATESELF-HOST
   Self-hosted status page + uptime monitoring.
   ●○○Easy · Requires self-hosting