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
OneUptime
Open-source observability platform combining uptime monitoring, incidents, on-call, status pages, logs, traces, and metrics.
Pingdom
SigNoz
OpenTelemetry-native observability platform for logs, metrics, traces, alerts, and exceptions — a self-hostable Datadog and New Relic alternative.
Datadog
Sentry
Self-hosted error tracking and performance monitoring: issues, traces, replays, logs, and cron monitors on your own infrastructure.
Sentry