function: monitoring
2488 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| ruvnet/RuView RuView is a WiFi sensing platform that uses Channel State Information (CSI) from commodity WiFi hardware like ESP32 to detect presence, tra… | 81 | 91756 | active |
| louislam/uptime-kuma Uptime Kuma is a self-hosted uptime monitoring application with a reactive single-page web UI. It monitors HTTP(s), TCP, DNS, Docker contai… | 99 | 90651 | active |
| koala73/worldmonitor World Monitor is an open-source, real-time global intelligence dashboard that aggregates news, markets, military, maritime, aviation, infra… | 73 | 84360 | active |
| netdata/netdata Netdata is an open-source, real-time infrastructure monitoring and observability platform with a lightweight agent that collects per-second… | 98 | 80307 | stable |
| grafana/grafana Grafana is an open-source observability and data visualization platform for querying, visualizing, and alerting on metrics, logs, and trace… | 95 | 76437 | stable |
| prometheus/prometheus Prometheus is an open-source systems and service monitoring toolkit and time series database, originally built at SoundCloud and now a CNCF… | 99 | 65839 | stable |
| tw93/Mole Mole is a free, open-source macOS CLI (plus a paid native SwiftUI companion app) that cleans caches and leftovers, uninstalls apps with lef… | 84 | 65039 | active |
| Pi-hole Pi-hole is a network-wide DNS sinkhole application that blocks advertisements and trackers for every device on a network without client-sid… | 97 | 60626 | stable |
| zhongyang219/TrafficMonitor TrafficMonitor is a Windows desktop floating-widget application that displays current network speed, CPU and memory utilization, with optio… | 80 | 45884 | active |
| Sentry Sentry is a developer-first error tracking and application performance monitoring platform that aggregates exceptions, traces, logs, replay… | 99 | 44624 | active |
| Unitech/pm2 PM2 is a production process manager for Node.js and Bun applications with a built-in load balancer and cluster mode. It daemonizes applicat… | 99 | 43280 | stable |
| exelban/stats Stats is a free, open-source macOS system monitor that lives in the menu bar, showing real-time CPU, GPU, RAM, disk, network, sensors, batt… | 95 | 41453 | active |
| GyulyVGC/sniffnet Sniffnet is a free, open-source cross-platform GUI application for monitoring and analyzing network traffic, written in Rust. It lets users… | 89 | 40763 | active |
| alibaba/arthas Arthas is Alibaba's open-source Java diagnostic tool for troubleshooting production issues without modifying code or restarting the JVM. It… | 98 | 37497 | active |
| glanceapp/glance Glance is a self-hosted dashboard application that aggregates feeds and services into a single customizable start page. It is a lightweight… | 86 | 36622 | active |
| Frigate Frigate is an open-source, self-hosted network video recorder (NVR) that performs real-time AI object detection on IP camera feeds locally … | 92 | 35407 | active |
| derailed/k9s K9s is a terminal-based UI for navigating, observing, and managing Kubernetes clusters in real time. It supports standard resources and CRD… | 95 | 34445 | active |
| btop btop++ is a terminal-based system resource monitor written in C++ that displays CPU, memory, disk, network, processes, and GPU usage with a… | 89 | 34249 | active |
| langfuse/langfuse Langfuse is an open-source AI engineering platform for LLM observability, tracing, evaluation, prompt management, and metrics, deployable a… | 92 | 33767 | active |
| nicolargo/glances Glances is a cross-platform system monitoring tool written in Python that displays real-time stats for CPU, memory, disk, network, processe… | 98 | 33447 | stable |
| dgtlmoon/changedetection.io A self-hosted web application for monitoring websites and detecting content changes, with alerts via Discord, Slack, Telegram, email, webho… | 93 | 33356 | active |
| SigNoz/signoz SigNoz is an open-source, OpenTelemetry-native observability platform that unifies logs, metrics, traces, alerts, and dashboards in a singl… | 95 | 31930 | active |
| influxdata/influxdb InfluxDB is an open-source time series database built in Rust on Apache Arrow, DataFusion, and Parquet, designed for high-velocity ingest a… | 96 | 31720 | stable |
| LeakCanary LeakCanary is a memory leak detection library for Android that automatically detects and analyzes memory leaks in Android applications. It … | 85 | 29987 | active |
| grafana/loki Grafana Loki is a horizontally scalable, multi-tenant log aggregation system inspired by Prometheus that indexes only log stream labels rat… | 95 | 28790 | stable |
| alibaba/druid Alibaba Druid is a high-performance JDBC database connection pool for Java that integrates SQL parsing, SQL firewall protection, and real-t… | 77 | 28179 | stable |
| jarrodwatts/claude-hud Claude HUD is a Claude Code plugin that renders a statusline HUD below your input, showing context window usage, active tool activity, runn… | 82 | 27657 | active |
| wg-easy/wg-easy wg-easy is an all-in-one Docker application that runs a WireGuard VPN server together with a web-based admin UI for managing it. It lets ad… | 99 | 26771 | active |
| lissy93/dashy Dashy is a self-hostable, highly customizable personal dashboard and start page for homelabs, built with Vue and deployable via Docker. It … | 98 | 26298 | active |
| eip-work/kuboard-press Kuboard is a free, self-hosted web-based management interface for Kubernetes, supporting multi-cluster management, RBAC, monitoring and log… | 77 | 25187 | active |
| taosdata/TDengine TDengine is an open-source, cloud-native time-series database (TSDB) written in C, purpose-built for IoT, connected vehicles, industrial Io… | 93 | 25090 | active |
| cilium/cilium Cilium is an open-source networking, security, and observability solution for Kubernetes and container workloads built on an eBPF-based dat… | 95 | 25014 | stable |
| apache/skywalking Apache SkyWalking is an open-source APM (Application Performance Monitoring) platform for microservices, cloud-native, and container-based … | 83 | 24931 | stable |
| henrygd/beszel Beszel is a lightweight, self-hosted server monitoring platform with a hub/agent architecture built on PocketBase. It tracks CPU, memory, d… | 90 | 24721 | active |
| PrefectHQ/prefect Prefect is an open-source workflow orchestration framework that turns Python functions into production-grade data pipelines using decorator… | 95 | 23693 | stable |
| osquery/osquery osquery is a SQL-powered operating system instrumentation, monitoring, and analytics framework that exposes OS data as a high-performance r… | 92 | 23524 | active |
| lensapp/lens Lens is a desktop Kubernetes IDE for managing, debugging, and troubleshooting Kubernetes clusters through a context-aware graphical UI, wit… | 26 | 23228 | active |
| Jaeger Jaeger is a CNCF-graduated, open-source distributed tracing platform originally created at Uber, used to monitor and troubleshoot request f… | 97 | 23145 | stable |
| Sentinel Sentinel is a flow control and reliability library for microservices, providing rate limiting, traffic shaping, concurrency limiting, circu… | 76 | 23142 | stable |
| BCC BPF Compiler Collection (BCC) is a toolkit for writing efficient eBPF-based kernel tracing and manipulation programs, with instrumentation … | 92 | 22637 | active |
| vectordotdev/vector Vector is a high-performance observability data pipeline written in Rust that collects, transforms, and routes logs, metrics, and traces to… | 95 | 22460 | active |
| aidenybai/react-scan React Scan is a drop-in tool that automatically detects and visually highlights React component performance issues, such as unnecessary re-… | 68 | 21799 | active |
| pranshuparmar/witr witr is a CLI and TUI tool that traces any running process, port, container, or file back to the exact chain of systems that started it, an… | 79 | 21701 | active |
| openobserve/openobserve OpenObserve is an open-source, cloud-native observability platform that unifies logs, metrics, traces, RUM, and LLM observability in a sing… | 93 | 21490 | active |
| liriliri/eruda Eruda is an in-page developer console for mobile browsers, providing a DevTools-like panel (console, elements, network, resources, sources)… | 45 | 21165 | active |
| allinurl/goaccess GoAccess is an open-source, real-time web log analyzer and interactive viewer written in C that runs in a terminal (ncurses TUI) or generat… | 76 | 20868 | stable |
| Rem0o/FanControl.Releases Fan Control is a highly customizable Windows application for controlling fan speeds via PWM with temperature-based curves for CPU, GPU, and… | 95 | 20670 | active |
| steipete/CodexBar CodexBar is a macOS menu bar application that displays AI coding provider usage limits, credit balances, and reset countdowns for dozens of… | 79 | 20614 | active |
| didi/DoKit DoKit (DoraemonKit) is an efficiency platform for the full lifecycle of pan-frontend product development, offering in-app debug toolkits fo… | 50 | 20406 | active |
| rrweb-io/rrweb rrweb is an open-source TypeScript library that records user interactions and DOM state changes in the browser and replays them as session … | 93 | 20081 | stable |
| google/cadvisor cAdvisor (Container Advisor) is a running daemon from Google that collects, aggregates, processes, and exports resource usage and performan… | 94 | 19382 | active |
| probelabs/goreplay GoReplay is an open-source CLI tool written in Go that captures live HTTP traffic from production servers and replays it against test envir… | 52 | 19318 | active |
| fruitcake/laravel-debugbar A Laravel package that integrates PHP Debug Bar, rendering an in-browser toolbar with collectors for queries, routes, views, events, logs, … | 99 | 19280 | active |
| dianping/cat CAT is a real-time application monitoring (APM) platform developed in Java at Meituan-Dianping, providing performance metrics, health statu… | 23 | 18944 | active |
| ActivityWatch/activitywatch ActivityWatch is a free, open-source, automated time tracker that records which applications, windows, and websites you use across Windows,… | 67 | 18726 | active |
| fail2ban/fail2ban Fail2ban is a Python daemon that scans log files for repeated authentication failures and bans offending IP addresses by updating firewall … | 88 | 18479 | stable |
| statsd/statsd StatsD is a Node.js network daemon that listens for application metrics like counters and timers over UDP or TCP and aggregates them into b… | 42 | 18076 | stable |
| influxdata/telegraf Telegraf is an open-source agent for collecting, processing, aggregating, and writing metrics, logs, and other telemetry data. It ships as … | 98 | 17767 | stable |
| VictoriaMetrics/VictoriaMetrics VictoriaMetrics is a fast, cost-effective, and scalable open-source time series database and monitoring solution written in Go. It supports… | 95 | 17597 | stable |
| openzipkin/zipkin Zipkin is a distributed tracing system that collects and stores timing data from instrumented applications to help troubleshoot latency in … | 86 | 17453 | stable |
| upptime/upptime Upptime is an open-source uptime monitor and status page powered entirely by GitHub Actions, Issues, and Pages, requiring no external serve… | 67 | 17147 | stable |
| wtfutil/wtf WTF (soon to be renamed Tessera) is a personal information dashboard for the terminal, built in Go. It displays at-a-glance stats and data … | 90 | 17063 | active |
| kubesphere/kubesphere KubeSphere is an open-source container platform built on Kubernetes that provides a web console for managing multi-cloud, datacenter, and e… | 75 | 17028 | active |
| Wazuh Wazuh is a free, open source security platform that unifies XDR and SIEM capabilities for threat prevention, detection, and response across… | 98 | 16691 | stable |
| wolfpld/tracy Tracy is a real-time, nanosecond-resolution, hybrid frame and sampling profiler for games and other applications. It supports CPU and GPU p… | 99 | 16669 | stable |
| jlcodes99/cockpit-tools Cockpit Tools is a cross-platform desktop application (built with Tauri/Rust) for managing multiple accounts across popular AI coding IDEs … | 78 | 16575 | active |
| cft0808/edict Edict is a multi-agent orchestration system for OpenClaw that organizes 12 specialized AI agents into a Tang-dynasty Three Departments and … | 58 | 16564 | active |
| CISOfy/lynis Lynis is an open-source security auditing and hardening tool for UNIX-based systems including Linux, macOS, and BSD. It performs in-depth l… | 90 | 16239 | stable |
| raga-ai-hub/RagaAI-Catalyst RagaAI Catalyst is a Python SDK for observability, monitoring, and evaluation of LLM and agentic AI applications, with tracing of agents, L… | 55 | 16150 | active |
| winsiderss/systeminformer System Informer (formerly Process Hacker) is a free, open-source, multi-purpose Windows tool for monitoring system resources, debugging sof… | 67 | 15701 | active |
| infinitered/reactotron Reactotron is a free, open-source desktop application for debugging React JS and React Native apps, letting developers inspect state, API r… | 98 | 15583 | active |
| benfred/py-spy py-spy is a sampling profiler for Python programs written in Rust. It visualizes where a running Python process spends time without restart… | 81 | 15445 | stable |
| cachethq/cachet Cachet is an open-source, self-hosted status page system built on Laravel (PHP) for communicating downtime, incidents, and scheduled mainte… | 67 | 15231 | active |
| bloomberg/memray Memray is a memory profiler for Python that tracks memory allocations in Python code, native C/C++ extension modules, and the interpreter i… | 94 | 15204 | active |
| cockpit-project/cockpit Cockpit is a web-based graphical interface for administering Linux servers, interacting directly with the operating system through real sys… | 94 | 14983 | stable |
| Termix-SSH/Termix Termix is a free, open-source, self-hosted platform for managing servers, combining SSH terminals, remote desktop (RDP, VNC, Telnet), SFTP … | 88 | 14925 | active |
| seerge/g-helper G-Helper is a lightweight, open-source Windows application that serves as an alternative to Asus Armoury Crate for controlling Asus laptops… | 97 | 14889 | active |
| prowler-cloud/prowler Prowler is an open-source cloud security platform that performs security best-practice assessments, audits, continuous monitoring, hardenin… | 95 | 14687 | active |
| crowdsecurity/crowdsec CrowdSec is an open-source, crowdsourced security engine that analyzes logs and HTTP requests to detect malicious behavior and block offend… | 89 | 14655 | stable |
| reduxjs/redux-devtools Redux DevTools is a set of developer tools for Redux and other state-management architectures, offering hot reloading, action replay, and t… | 91 | 14364 | active |
| thanos-io/thanos Thanos is a set of composable components that turn existing Prometheus deployments into a highly available metrics system with unlimited lo… | 98 | 14188 | stable |
| amir20/dozzle Dozzle is a lightweight, web-based application for viewing Docker container logs in real time, with support for Docker Swarm and Kubernetes… | 95 | 14185 | active |
| evilsocket/opensnitch OpenSnitch is a GNU/Linux interactive application firewall inspired by Little Snitch, intercepting and filtering outbound connections per a… | 79 | 14009 | active |
| ClementTsang/bottom bottom (btm) is a customizable cross-platform graphical process/system monitor for the terminal, written in Rust. It provides real-time CPU… | 98 | 13941 | stable |
| pinpoint-apm/pinpoint Pinpoint is an open-source Application Performance Management (APM) tool for large-scale distributed systems, inspired by Google's Dapper p… | 86 | 13861 | active |
| RabbitMQ RabbitMQ is an open source, multi-protocol messaging and streaming broker supporting AMQP 0-9-1, AMQP 1.0, MQTT, STOMP, and its Streams pro… | 99 | 13807 | stable |
| prometheus/node_exporter Node exporter is the official Prometheus exporter that exposes hardware and OS metrics from *NIX kernels via an HTTP endpoint on port 9100.… | 97 | 13719 | stable |
| plasma-umass/scalene Scalene is a high-performance CPU, GPU, and memory profiler for Python that runs much faster than many alternatives while providing detaile… | 92 | 13495 | active |
| ccfos/nightingale Nightingale is an open-source monitoring and alerting platform focused on the alerting engine, alarm processing, and distribution, connecti… | 99 | 13272 | active |
| nasa/openmct Open MCT is NASA's open-source, web-based mission control framework for visualizing telemetry data on desktop and mobile devices. It provid… | 70 | 13095 | active |
| codecentric/spring-boot-admin Spring Boot Admin is a web-based admin UI for monitoring and managing Spring Boot applications via their Actuator endpoints. It provides da… | 97 | 12850 | active |
| orf/gping gping is a cross-platform command-line ping utility that visualizes ping latency as a live graph in the terminal. It supports graphing mult… | 88 | 12649 | active |
| elastic/beats Elastic Beats is a family of lightweight data shippers written in Go that collect logs, metrics, network packets, audit data, and uptime si… | 95 | 12640 | active |
| datahub-project/datahub DataHub is an open-source data catalog and metadata platform providing data discovery, governance, lineage, and observability across an org… | 98 | 12586 | active |
| openreplay/openreplay OpenReplay is an open-source, self-hostable session replay and product analytics suite for web and mobile apps. It captures user sessions a… | 89 | 12580 | active |
| welldone-software/why-did-you-render why-did-you-render is a JavaScript library that monkey patches React to notify developers about potentially avoidable re-renders of compone… | 69 | 12512 | active |
| provectus/kafka-ui UI for Apache Kafka is a free, open-source web UI for monitoring and managing Apache Kafka clusters. It provides a lightweight dashboard to… | 23 | 12267 | active |
| crawlab-team/crawlab Crawlab is a Go-based distributed web crawler management platform with a web UI for managing, scheduling, and monitoring spiders written in… | 52 | 12262 | active |
| keephq/keep Keep is an open-source AIOps and alert management platform that consolidates alerts from 90+ monitoring tools into a single pane of glass w… | 92 | 12253 | active |
| future-architect/vuls Vuls is an agent-less vulnerability scanner written in Go that detects CVEs on Linux, FreeBSD, Windows, macOS, containers, WordPress, progr… | 98 | 12243 | active |
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