Observability OSS tools — 27 tracked with release & CVE alerts

langfuse Healthy open source

🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more. YC W23

signoz Mixed open source

SigNoz is an open-source observability platform native to OpenTelemetry with logs, traces and metrics in a single application. An open-source alternative to DataDog, NewRelic, etc. . Open source Application Performance Monitoring (APM) & Observability tool

tianji Healthy open source

Tianji: Insight into everything, Website Analytics + Uptime Monitor + Server Status. not only another GA alternatives

Pulse Healthy open source

Real-time monitoring for Proxmox, Docker, and Kubernetes with AI-powered insights, smart alerts, and a beautiful unified dashboard

KuvaszUptime Healthy open source

Kuvasz (pronounce as [ˈkuvɒs]) is an open-source uptime and SSL monitoring service, with multiple notification channels, status pages, IAC support via YAML, Prometheus integration, a complete REST API and many more!

changedetection.io Healthy open source

Best and simplest tool for website change detection, web page monitoring, and website change alerts. Perfect for tracking content changes, price drops, restock alerts, and website defacement monitoring—all for free or enjoy our SaaS plan!

Maintenant Healthy open source

Monitor everything with a single container

bugsink Healthy open source

Self-hosted Error Tracking

swetrix Healthy open source

Swetrix is a cookie-less, open source, privacy-first web analytics, website speed monitoring and error tracking service that you can host yourself or use in the cloud. Get started for free!

portracker Healthy open source

An open source, self-hosted, real-time port monitoring and discovery tool.

uptime-kuma Mixed open source 1 tracking

A fancy self-hosted monitoring tool

shm Healthy open source

Privacy-first, Agnostic Telemetry for Self-Hosted Software.

gatus At Risk open source

Automated developer-oriented status page with alerting and incident support

Lunalytics Mixed open source

Open source monitoring tool built with Node.js

analytics At Risk open source

Simple, open source, lightweight and privacy-friendly web analytics alternative to Google Analytics.

operational.co At Risk open source

Operational - open-source tool to track important events and receive push notifications on your device.

logdy-core At Risk open source

Realtime log viewer with web UI, tail -f for logs with a web interface browser.

peekaping At Risk open source

Open Source Uptime Kuma Alternative

server At Risk open source

A simple server for sending and receiving messages in real-time per WebSocket. (Includes a sleek web-ui)

vince At Risk open source

Self Hosted Alternative To Google Analytics

poeticmetric At Risk open source

PoeticMetric is a free as in freedom, open source, privacy-first, regulation-compliant, and blazingly fast Google Analytics alternative. This is a mirror of PoeticMetric's source code. The original repository is on https://code.unius.sh/poeticmetric/poeticmetric.

medama At Risk open source

Self-hostable, privacy-focused website analytics.

Prisme Analytics At Risk open source

Privacy-focused and progressive analytics service based on Grafana.

WatchYourLAN At Risk open source

Lightweight network IP scanner written in Go. With notifications, history, export to Grafana

atlas At Risk open source

Open-source tool for network discovery, visualization, and monitoring. Built with Go, FastAPI, and React, supports Docker host scanning.

beszel Mixed open source

Lightweight server monitoring with historical data, docker stats, and alerts.

checkcle At Risk open source

CheckCle is a self-hosted, open-source monitoring platform for seamless, real-time full-stack systems, applications, and infrastructure. It provides real-time uptime monitoring, distributed checks, incident tracking, and alerts. All deployable anywhere.

Tools