domain: monitoring
852 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| 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 |
| 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 |
| Sentry Sentry is a developer-first error tracking and application performance monitoring platform that aggregates exceptions, traces, logs, replay… | 99 | 44624 | active |
| 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 |
| 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 |
| ntfy ntfy is a simple HTTP-based pub-sub notification service that lets you send push notifications to your phone or desktop via PUT/POST reques… | 98 | 33775 | stable |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| comet-ml/opik Opik is an open-source LLM observability and evaluation platform by Comet for tracing, evaluating, and monitoring LLM applications, RAG pip… | 92 | 21624 | 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 |
| Seldaek/monolog Monolog is the de facto standard logging library for PHP, implementing the PSR-3 logger interface. It sends logs to files, sockets, databas… | 87 | 21401 | stable |
| elastic/kibana Kibana is the open source web interface for querying, analyzing, visualizing, and managing data stored in Elasticsearch. It provides intera… | 95 | 21262 | 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 |
| brendangregg/FlameGraph The original open-source FlameGraph tools by Brendan Gregg, a set of Perl scripts that convert profiler stack traces into interactive SVG f… | 23 | 19695 | 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| elastic/logstash Logstash is an open-source server-side data processing pipeline that ingests data from multiple sources simultaneously, transforms it, and … | 95 | 14925 | stable |
| 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 |
| 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 |
| 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 |
| Fluentd Fluentd is an open-source data collector that unifies log and event collection from many sources and routes them to files, databases, cloud… | 92 | 13579 | stable |
| ccfos/nightingale Nightingale is an open-source monitoring and alerting platform focused on the alerting engine, alarm processing, and distribution, connecti… | 99 | 13272 | 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 |
| 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 |
| 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 |
| moghtech/komodo Komodo is a self-hosted web application for building and deploying software across many servers, managing Docker containers, compose stacks… | 98 | 12089 | active |
| kubeshark/kubeshark Kubeshark is an eBPF-powered network observability tool for Kubernetes that indexes cluster-wide L4/L7 traffic with full Kubernetes context… | 98 | 12059 | active |
| TwiN/gatus Gatus is a self-hosted, developer-oriented health dashboard and status page that monitors services via HTTP, ICMP, TCP, and DNS checks with… | 94 | 11906 | stable |
| shirou/gopsutil gopsutil is a Go port of Python's psutil library for retrieving system information such as CPU, memory, disk, network, and process metrics.… | 98 | 11902 | stable |
| grafana/pyroscope Grafana Pyroscope is an open-source continuous profiling platform and database that aggregates, stores, and queries profiling data (CPU, me… | 99 | 11641 | active |
| calesthio/Crucix Crucix is a self-hosted OSINT intelligence terminal that aggregates 27 open-source data feeds (satellite fire detection, flight tracking, r… | 52 | 11566 | active |
| quickwit-oss/quickwit Quickwit is an open-source, cloud-native search engine written in Rust and powered by Tantivy, designed to run sub-second search and analyt… | 94 | 11549 | active |
| giampaolo/psutil psutil is a cross-platform Python library for retrieving information about running processes and system utilization (CPU, memory, disks, ne… | 77 | 11266 | stable |
| Arize-ai/phoenix Arize Phoenix is an open-source AI observability and evaluation platform for tracing, debugging, and evaluating LLM applications. It suppor… | 95 | 11205 | active |
| openspug/spug Spug is a lightweight, agent-free open-source operations (DevOps) platform for small and medium enterprises, built with Django and React. I… | 83 | 11055 | active |
| Syllo/nvtop NVTOP is an htop-like ncurses task monitor for GPUs and AI accelerators, supporting NVIDIA, AMD, Intel, Apple, Huawei Ascend, Qualcomm Adre… | 81 | 10941 | active |
| bluewave-labs/Checkmate Checkmate is an open-source, self-hosted infrastructure and uptime monitoring platform by Bluewave Labs. It tracks server hardware, uptime,… | 91 | 10757 | active |
| tstack/lnav lnav is an advanced terminal-based log file viewer that automatically detects log formats, merges multiple files by timestamp, and lets use… | 88 | 10613 | active |
| healthchecks/healthchecks Healthchecks is an open-source cron job and background task monitoring service built with Python and Django. It listens for HTTP or email p… | 92 | 10288 | stable |
| nezhahq/nezha Nezha Monitoring is a self-hosted, lightweight server and website monitoring and O&M platform consisting of a central dashboard and lightwe… | 94 | 10278 | active |
| hyperdxio/hyperdx HyperDX is an open-source observability platform that unifies session replays, logs, metrics, traces, and errors in a single interface, bui… | 90 | 9862 | active |
| telekom-security/tpotce T-Pot is an all-in-one, optionally distributed honeypot platform that bundles 20+ honeypots with the Elastic Stack for visualization, live … | 67 | 9443 | active |
| highlight/highlight highlight.io is an open-source, full-stack monitoring platform combining session replay, error monitoring, logging, and distributed tracing… | 79 | 9370 | active |
| Abdenasser/neohtop NeoHtop is a modern, cross-platform desktop system monitor built with Rust, Tauri, and Svelte. It provides real-time process monitoring wit… | 57 | 9320 | active |
| falcosecurity/falco Falco is a CNCF-graduated cloud native runtime security tool for Linux that monitors kernel events (syscalls) via eBPF or kernel modules an… | 94 | 9305 | stable |
| async-profiler/async-profiler A low-overhead sampling profiler for Java applications built on HotSpot's AsyncGetCallTrace API and Linux perf_events. It profiles CPU time… | 93 | 9124 | stable |
| sohutv/cachecloud CacheCloud is a self-hosted Redis cloud management platform from Sohu TV that supports Standalone, Sentinel, and Cluster Redis architecture… | 78 | 9034 | active |
| openstatusHQ/openstatus Openstatus is an open-source status page and uptime monitoring platform that monitors websites, APIs, and services from 28 global regions a… | 73 | 9021 | active |
| ankane/pghero PgHero is a performance dashboard for PostgreSQL, available as a Docker image or a Rails engine. It provides insight into query performance… | 76 | 8912 | stable |
| Xfennec/progress A small C command-line tool that scans running coreutils commands (cp, mv, dd, tar, gzip, etc.) and displays their progress as a percentage… | 32 | 8858 | stable |
| lollipopkit/flutter_server_box A cross-platform Flutter application for monitoring and managing Linux, Unix, and Windows servers from mobile and desktop devices. It provi… | 99 | 8596 | active |
| prometheus/alertmanager Alertmanager is the Prometheus project's alert handling component, written in Go. It receives alerts from Prometheus servers or other clien… | 95 | 8594 | stable |
| stamparm/maltrail Maltrail is a malicious network traffic detection system that matches observed domains, URLs, IP addresses, and User-Agent values against o… | 98 | 8587 | active |
| getanteon/anteon Anteon (formerly Ddosify) is an open-source, eBPF-based Kubernetes monitoring and performance testing platform. It automatically generates … | 54 | 8523 | active |
| brndnmtthws/conky Conky is a lightweight, highly configurable system monitor that displays system statistics and other information directly on your desktop. … | 90 | 8485 | active |
| Sysdig Sysdig is a Linux system exploration and troubleshooting tool that captures system calls and OS events at the kernel level, with native sup… | 78 | 8289 | active |
| AnalogJ/scrutiny Scrutiny is a self-hosted web dashboard for hard drive S.M.A.R.T monitoring that integrates with the smartd daemon. It tracks historical S.… | 98 | 8124 | active |
| k8sgpt-ai/k8sgpt k8sgpt is a CLI tool that scans Kubernetes clusters, diagnoses issues, and triages them in plain English using AI backends like OpenAI, Azu… | 97 | 8120 | active |
| Graylog2/graylog2-server Graylog is a free and open log management platform for collecting, storing, searching, and analyzing log data from across IT environments, … | 77 | 8115 | stable |
| ntop/ntopng ntopng is a web-based network traffic monitoring and cybersecurity application that provides real-time visibility into hosts, applications,… | 73 | 8114 | stable |
| fluent/fluent-bit Fluent Bit is a fast, lightweight telemetry agent written in C that collects, processes, and forwards logs, metrics, and traces from any so… | 99 | 8062 | stable |
| Serilog Serilog is a diagnostic logging library for .NET applications with first-class support for structured event data. It captures named propert… | 87 | 8032 | stable |
| ajenti/ajenti Ajenti is a modular Linux and BSD server administration panel built with Python 3 and AngularJS. It ships with many stock plugins for syste… | 85 | 7962 | active |
| zeek/zeek Zeek (formerly Bro) is an open-source network security monitor and analysis framework that passively inspects network traffic and produces … | 99 | 7908 | stable |
| coroot/coroot Coroot is an open-source, self-hosted observability and APM platform that uses eBPF to collect metrics, logs, traces, and continuous profil… | 94 | 7891 | active |
| dropwizard/metrics Dropwizard Metrics is a Java library for capturing JVM- and application-level metrics such as gauges, counters, histograms, and timers. It … | 88 | 7843 | stable |
| aceberg/WatchYourLAN WatchYourLAN is a lightweight network IP scanner written in Go with a web GUI, designed to discover and track hosts on a local network via … | 51 | 7549 | active |
| OneUptime/oneuptime OneUptime is a complete open-source monitoring and observability platform combining uptime monitoring, incident management, on-call schedul… | 95 | 7521 | active |
| open-telemetry/opentelemetry-collector The OpenTelemetry Collector is a vendor-agnostic telemetry pipeline service that receives, processes, and exports traces, metrics, and logs… | 99 | 7455 | stable |
| traceloop/openllmetry OpenLLMetry is an open-source set of OpenTelemetry extensions and SDKs that provide observability (tracing, metrics, logging) for LLM and G… | 89 | 7402 | active |
| apache/hertzbeat Apache HertzBeat is an AI-powered, agentless open-source real-time observability system that unifies metrics collection, log aggregation, a… | 84 | 7378 | active |
| mher/flower Flower is an open-source web application for monitoring and managing Celery clusters in real time. It provides a dashboard for task and wor… | 87 | 7235 | active |
| didi/KnowStreaming Know Streaming is a cloud-native Kafka management and control platform built from years of operational experience at Didi. It provides zero… | 87 | 7177 | active |
| XuehaiPan/nvitop nvitop is an interactive NVIDIA GPU process viewer and monitoring tool built on NVML, offering a richer alternative to nvidia-smi with an h… | 90 | 7123 | active |
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