Open Source #observability Projects
Discover open source software tagged with observability.

Beszel
Lightweight self-hosted server monitoring hub with historical data, Docker stats, and configurable alerts.
Datadog
Kuvasz
Open-source uptime and SSL monitoring service with status pages, multiple notification channels, and Prometheus integration.
UptimeRobot
Rootprint
Open-source, self-hosted log management with full-text search on object storage, OpenTelemetry ingestion, and team access control.
Datadog
ReJourney
Lightweight open-source observability tool with pixel-perfect session replay, real-time error detection, and journey mapping for web and mobile apps.
Sentry
OpenStatus
Open-source uptime monitoring and status page platform with synthetic checks from 28 global regions and multi-channel alerting.
Pingdom
Experiential
Open source AI gateway and router that exposes hosted, BYOK, local, and custom models through one OpenAI-compatible API.
OpenRouter
SigNoz
Open-source observability platform with logs, traces, and metrics — an alternative to Datadog and New Relic.
Datadog