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

Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by Clickhouse and OpenTelemetry.

Status Page for monitoring your websites and applications with beautiful graphs, analytics, and plugins. Run on any type of environment.

Real-time monitoring of IT components and services, such as networks, servers, VMs, applications and the cloud.

Open source APM: OpenTelemetry traces, metrics, and logs

HTTP checks & tests (private & public) monitoring - check the status of your URL

.NET Components for Externalized Configuration, Database Connectors, Service Discovery, Logging and Distributed Tracing, Application Management, Security, and more.

An open source distributed tracing & observability platform

Open source application performance monitoring tool with emphasis on ease of setup and use. Providing similar functionality like NewRelic/AppNeta/Skylight etc.

😎 A curated list of awesome Free Open Source Softwares(FOSS).

inspectIT Ocelot - Java agent for collecting application performance, tracing and behavior data

👀 Rizla builds, runs and monitors your Go Applications with ease. See https://github.com/kataras/iris-cli for Iris users.

Foremast adds application resiliency to Kubernetes by leveraging machine learnt patterns of application health to keep applications healthy and stable

Sakuli is an end-2-end testing and monitoring tool for web sites and common UIs with multiple monitoring integrations

A robust and functional Application Performance Monitor (APM) system

APM for NodeJS using Prometheus

✔️ Monitor and observe the availability of end-user services atop of Kubernetes, Zabbix and Nagios. Define and track SLA/SLO targets through Prometheus metrics and built-in dashboards.

🧬 A Status and Incident Communication Tool (Beta Version).

🚀 Open source monitoring tool built with Node.js

My Spy Android