#monitoring

istio/proxy

C++

100

health

The Istio proxy components.

javamelody/javamelody

Java

90

health

JavaMelody : monitoring of JavaEE applications

taosdata/TDengine

C

90

health

High-performance, scalable time-series database designed for Industrial IoT (IIoT) scenarios

sitespeedio/sitespeed.io

JavaScript

89

health

sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’s speed using real browsers in various environments.

cilium/cilium

Go

89

health

eBPF-based Networking, Security, and Observability

apache/hertzbeat

Java

89

health

An AI-powered next-generation open source real-time observability system.

winsiderss/systeminformer

C

89

health

A free, powerful, multi-purpose tool that helps you monitor system resources, debug software and detect malware. Brought to you by Winsider Seminars & Solutions, Inc. @ https://windows-internals.com

vozlt/nginx-module-vts

C

89

health

Nginx virtual host traffic status module

vilaca/awesome-k8s-tools

Shell

89

health

List of container/k8s tools.

icoretech/airbroke

TypeScript

88

health

🔥 Lightweight, Airbrake/Sentry-compatible, PostgreSQL-based Open Source Error Catcher

openobserve/openobserve

TypeScript

88

health

Open source observability platform for logs, metrics, traces, frontend monitoring, pipelines and LLM observability. A sophisticated, simple and highly performant alternative to Datadog, Splunk, and Elasticsearch with 140x lower storage costs and single binary deployment.

OneUptime/oneuptime

TypeScript

88

health

Complete open-source monitoring and observability platform.

TracecatHQ/tracecat

Python

88

health

Open-source security automation platform for teams and AI agents

GreptimeTeam/greptimedb

Rust

88

health

The open-source Observability 2.0 database. One engine for metrics, logs, and traces — replacing Prometheus, Loki & ES.

ClementTsang/bottom

Rust

88

health

Yet another cross-platform graphical process/system monitor.

cortexproject/cortex

Go

88

health

A horizontally scalable, highly available, multi-tenant, long term Prometheus.

rcourtman/Pulse

Go

88

health

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

DataDog/datadog-agent

Go

86

health

Main repository for Datadog Agent

traceloop/openllmetry

Python

85

health

Open-source observability for your GenAI or LLM application, based on OpenTelemetry

ptarmiganlabs/butler-sos

JavaScript

80

health

Butler SenseOps Stats ("Butler-SOS") is a microservice publishing operational Qlik Sense metrics to InfluxDB, Prometheus and New Relic. Add Grafana for great looking dashboards and you get real-time monitoring of what happens inside a Qlik Sense environment.