Open Source #monitoring Projects

Self-hosted uptime monitoring tool with a polished UI, 90+ notification integrations, and built-in public status pages.

Lunalytics is an open-source, self-hosted monitoring tool built with Node.js and React that supports HTTP(S), TCP, ping, Docker, and more. It offers customizable dashboards, status pages, incident management, multi-user access control, and integrations with popular notification services, making it a modern, developer-friendly solution for monitoring uptime and system health.

Lightweight self-hosted server monitoring hub with historical data, Docker stats, and configurable alerts.

Open-source uptime and SSL monitoring service with status pages, multiple notification channels, and Prometheus integration.

Open-source, self-hosted log management with full-text search on object storage, OpenTelemetry ingestion, and team access control.

AirAssist is a menu-bar thermal monitor and workload governor for fanless Macs. Watch CPU temps live and throttle heavy processes before throttling hits.

Open-source uptime monitoring and status page platform with synthetic checks from 28 global regions and multi-channel alerting.

Single-binary cron job manager and process supervisor with a web dashboard, terminal UI, run history, and failure alerts.

Pingflare is a self-hosted uptime monitoring stack built natively for Cloudflare Workers. Get fast global checks, instant alerts, and a beautiful status page on your own domain.

Open-source cron job and background task monitoring service, written in Python & Django

Container-friendly, leader-electing, fault-tolerant cron replacement with a built-in web dashboard, DAG orchestration, and durable state.

Self-hosted automation platform for building agents that monitor and act on your behalf — a hackable, open source alternative to IFTTT and Zapier.

Open-source observability platform combining uptime monitoring, incidents, on-call, status pages, logs, traces, and metrics.

OpenTelemetry-native observability platform for logs, metrics, traces, alerts, and exceptions — a self-hostable Datadog and New Relic alternative.

UptimeKit is a distributed monitoring and status page platform with fault-tolerant architecture. Watch services worldwide and keep users informed at a glance with clean public pages.

Self-hosted error tracking and performance monitoring: issues, traces, replays, logs, and cron monitors on your own infrastructure.

The best and simplest open-source tool for website change detection, page monitoring, and alerts. Self-hostable with Docker or use the SaaS plan.