Open-source monitoring software
2501 open-source libraries, tools and applications tagged monitoring, ranked by how closely monitoring is their primary purpose, then by adoption and maintenance health. Each entry links to a page with sources, use cases and when to choose or avoid it.
2501 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| Graylog Graylog is a free and open log management platform for collecting, storing, searching, and analyzing log data from across IT environments, … | 77 | 8154 | stable |
| superplanehq/superplane SuperPlane is an open source control plane and automation engine for AI-driven engineering, orchestrating workflows across Git, LLMs, CI/CD… | 83 | 8122 | active |
| cloudwego/kitex Kitex is a high-performance, strongly extensible Go RPC framework for building microservices, developed by ByteDance's CloudWeGo team. It i… | 98 | 8050 | stable |
| warp-tech/warpgate Warpgate is an open-source, clientless bastion host and privileged access management (PAM) tool written in Rust that transparently proxies … | 98 | 8038 | active |
| GOST GOST (GO Simple Tunnel) is a Go-based multi-protocol tunnel and proxy tool supporting HTTP, HTTPS, SOCKS5, Shadowsocks, WebSocket, QUIC, KC… | 92 | 7640 | active |
| Marzban Marzban is a self-hosted proxy management panel with a web GUI for managing hundreds of Xray-core-based proxy accounts (VLESS, VMess, Troja… | 79 | 7452 | active |
| Colyseus Colyseus is an authoritative multiplayer game framework for Node.js that provides room-based matchmaking, automatic state synchronization, … | 96 | 7426 | stable |
| fabiolb/fabio Fabio is an HTTP, HTTPS, TCP, and gRPC reverse proxy and load balancer that configures itself dynamically from service data stored in Consu… | 93 | 7346 | active |
| Nasiko-Labs/nasiko Nasiko is a developer control plane for AI agents, built in Rust, that lets teams deploy, route, secure, and observe A2A-speaking agents wi… | 57 | 7324 | active |
| tbphp/gpt-load GPT-Load is a high-performance, enterprise-grade AI API transparent proxy service built in Go that aggregates multiple AI providers (OpenAI… | 83 | 7158 | active |
| GoogleChrome/lighthouse-ci Lighthouse CI is a suite of tools for continuously running, saving, retrieving, and asserting against Lighthouse audit results in a CI pipe… | 79 | 7114 | active |
| guardicore/monkey Infection Monkey is an open-source adversary emulation platform that simulates malware-like self-propagation across a network to test secur… | 28 | 7098 | active |
| katanemo/plano Plano is an AI-native proxy server and data plane for agentic applications, built on Envoy by its core contributors. It centralizes agent r… | 86 | 7092 | active |
| hhyo/Archery Archery is a self-hosted SQL audit and query platform built with Django. It provides SQL review, execution, querying, backup, session and a… | 77 | 7064 | active |
| Snowplow Snowplow is a Customer Data Infrastructure platform that collects, validates, enriches, and streams event-level behavioral data from web, m… | 59 | 7034 | stable |
| openmediavault openmediavault is a network attached storage (NAS) operating system solution based on Debian Linux, providing a web-based administration in… | 77 | 7010 | active |
| Proxyman Proxyman is a native macOS HTTP(S) debugging proxy application that captures, inspects, and mocks HTTP/HTTPS and WebSocket traffic from bro… | 96 | 6991 | active |
| firebase/firebase-ios-sdk The official Firebase SDK for Apple platforms (iOS, macOS, tvOS, watchOS, visionOS), providing open-source client libraries for Firebase pr… | 99 | 6965 | stable |
| sysown/proxysql ProxySQL is a high-performance, protocol-aware SQL proxy for MySQL, MariaDB, Percona Server, and PostgreSQL that sits between applications … | 93 | 6940 | stable |
| FullStackHero .NET Starter Kit A production-grade .NET 10 starter kit template combining a modular-monolith Web API (vertical slice architecture) with two React 19 front-… | 81 | 6814 | active |
| gRPC Prometheus monitoring A Go library of gRPC middleware (interceptors) providing chained, ready-to-use implementations for auth, logging, tracing, metrics, retries… | 94 | 6760 | active |
| Dockhand Dockhand is a modern, self-hosted Docker management web application for real-time container management, Compose stack orchestration, and mu… | 83 | 6744 | active |
| Pig Pig is an enterprise-grade RBAC rapid development platform built on Spring Cloud, Spring Boot 4, and OAuth2 (Spring Authorization Server), … | 81 | 6690 | active |
| JetLinks IoT Platform JetLinks is an open-source, fully reactive enterprise IoT platform built on Java 17, Spring Boot 3.x, WebFlux, Netty, and Reactor. It provi… | 69 | 6658 | active |
| GLPI GLPI is a free, open-source IT asset management and IT service management (ITSM) platform written in PHP. It provides ITIL-aligned service … | 99 | 6458 | stable |
| Materialize Materialize is a streaming database that uses incremental computation to maintain always-fresh, strongly consistent SQL views over data fro… | 100 | 6385 | active |
| moleculerjs/moleculer Moleculer is a fast, progressive microservices framework for Node.js that helps build efficient, reliable, and scalable distributed service… | 90 | 6376 | stable |
| DietPi DietPi is an extremely lightweight Debian-based Linux distribution optimised for minimal CPU and RAM usage on single-board computers (Raspb… | 100 | 6344 | stable |
| alipay/SoloPi SoloPi is an open-source wireless, non-intrusive mobile automation testing tool for Android (with a HarmonyOS branch), offering record-and-… | 97 | 6336 | active |
| Bjorn Bjorn is an autonomous network scanning and offensive security tool that runs on a Raspberry Pi with a 2.13-inch e-Paper HAT. It discovers … | 58 | 6328 | active |
| vllm-project/semantic-router vLLM Semantic Router is an open-source programmable routing and control layer for building Mixture-of-Models systems across heterogeneous L… | 80 | 6243 | active |
| illuspas/Node-Media-Server Node-Media-Server is a high-performance, low-latency live streaming media server implemented in Node.js, supporting RTMP/RTMPS and HTTP/WS-… | 68 | 6242 | active |
| Helicone Helicone is an open-source LLM observability platform and AI gateway that logs, monitors, and analyzes LLM API requests with a one-line int… | 78 | 6224 | active |
| reorx/httpstat httpstat is a single-file Python CLI that wraps curl and visualizes HTTP request timing breakdowns (DNS, TCP, TLS, server processing, trans… | 53 | 6222 | active |
| shy3130/tick-stock-panel A self-hosted, zero-ops quantitative workbench for China A-share stock screening, monitoring, and backtesting, built with Python (FastAPI, … | 82 | 6191 | active |
| KServe KServe is a CNCF incubating, Kubernetes-native platform for serving both generative and predictive AI models at scale. It provides a standa… | 94 | 6133 | stable |
| foxcpp/maddy Maddy is a composable all-in-one mail server written in Go that combines an SMTP MTA/MX, IMAP storage, and email security protocols (DKIM, … | 98 | 6107 | active |
| Austin Austin is a unified message push platform written in Java (Spring Boot) that sends notifications across channels such as email, SMS, WeChat… | 67 | 6089 | active |
| cloud-custodian/cloud-custodian Cloud Custodian (c7n) is a Python-based stateless rules engine for managing public cloud accounts and resources via YAML policy DSLs with f… | 95 | 6088 | stable |
| Rainmeter Rainmeter is a free, open-source desktop customization tool for Windows that displays customizable skins on the desktop, ranging from hardw… | 99 | 6074 | stable |
| DataX Web DataX-Web is a distributed data synchronization tool built on top of Alibaba's DataX, providing a web UI to visually configure and manage d… | 23 | 6016 | stable |
| Go kit Go kit is a collection of Go packages that provide a comprehensive toolkit for building robust, maintainable microservices (or elegant mono… | 23 | 27419 | maintenance |
| GPUStack GPUStack is an open-source GPU cluster manager for AI model serving that orchestrates inference engines like vLLM, SGLang, and TensorRT-LLM… | 88 | 5870 | active |
| mjl-/mox Mox is an all-in-one, secure, open source mail server written in Go, combining SMTP, IMAP4, webmail, SPF/DKIM/DMARC, DANE/MTA-STS, automati… | 89 | 5864 | active |
| komodorio/helm-dashboard Helm Dashboard is an open-source UI for Helm that lets users visualize installed charts, browse revision history, and inspect manifest diff… | 88 | 5845 | active |
| snailyp/gemini-balance A Python FastAPI proxy and load-balancing service for the Google Gemini API that rotates multiple API keys and exposes both Gemini and Open… | 36 | 5813 | active |
| scanopy/scanopy Scanopy is a self-hostable network discovery and documentation tool that scans networks on a schedule and automatically generates live topo… | 78 | 5812 | active |
| AidLux (AidLearning) AidLux (originally AidLearning) is an AIoT development platform that runs a native Ubuntu Linux environment with GUI, deep learning tooling… | 63 | 5812 | active |
| Discovery Nepxion Discovery is a cloud-native microservice governance framework for Spring Cloud and Spring Cloud Alibaba. It provides blue-green and… | 46 | 5752 | active |
| agentscope-ai/AgentTeams AgentTeams is an open-source collaborative multi-agent runtime platform that orchestrates multiple Agent containers using a Manager-Workers… | 81 | 5698 | active |
| Snyk CLI The Snyk CLI is a command-line tool that scans projects for security vulnerabilities across open-source dependencies, application code, con… | 97 | 5668 | active |
| next-terminal/next-terminal Next Terminal is an open-source bastion host (jump server) and interactive session auditing system supporting SSH, RDP, VNC, Telnet, HTTP, … | 96 | 5647 | active |
| trojan A multi-user trojan proxy management and deployment tool written in Go, offering both a web panel and a CLI for administering trojan/trojan… | 23 | 5637 | active |
| google/clusterfuzz ClusterFuzz is Google's scalable fuzzing infrastructure that finds security and stability bugs in software, serving as the backend for OSS-… | 95 | 5613 | active |
| ZenML ZenML is an open-source MLOps framework for building, deploying, and managing production ML pipelines, LLM workflows, and AI agents on any … | 97 | 5601 | active |
| Rethink DNS + Firewall Rethink DNS + Firewall is an open-source Android app combining an encrypted DNS client (DoH, Oblivious DoH, DoT, DNSCrypt) with blocklists,… | 97 | 5554 | active |
| kubernetes-sigs/descheduler Descheduler is a Kubernetes component that evicts pods whose original scheduling decisions no longer make sense, such as pods on under- or … | 98 | 5548 | stable |
| tobychui/zoraxy Zoraxy is a general-purpose HTTP reverse proxy and forwarding tool written in Go, managed through a built-in web interface designed for hom… | 97 | 5504 | active |
| unkeyed/unkey Unkey is an open-source, source-available developer platform for modern APIs that combines instant deployments, a globally distributed gate… | 92 | 5462 | active |
| agentgateway/agentgateway Agentgateway is an open-source, Rust-based proxy and gateway for agentic AI traffic, handling LLM provider routing, MCP tool servers, and A… | 83 | 5420 | active |
| AG2 FastStream is an asynchronous Python framework for building event-driven applications on top of message brokers like Kafka, RabbitMQ, NATS,… | 98 | 5361 | active |
| dunglas/mercure Mercure is an open protocol (with an IETF Internet-Draft) for pushing real-time updates to browsers and HTTP clients over Server-Sent Event… | 95 | 5344 | stable |
| FunnyWolf/Viper VIPER is a self-hosted red teaming and adversary simulation platform with a web UI, 100+ post-exploitation modules covering MITRE ATT&CK, a… | 79 | 5327 | active |
| Mikaelemmmm/go-zero-looklook A full-stack microservices reference project built on the go-zero framework in Go, demonstrating best practices with API/RPC/MQ services an… | 66 | 5213 | active |
| vllm-project/aibrix AIBrix is an open-source, cloud-native framework from the vLLM project providing essential building blocks for scalable, cost-efficient Gen… | 88 | 5149 | active |
| Übersicht Übersicht is a macOS application that lets you run system commands and display their output as customizable desktop widgets written in Java… | 41 | 5004 | stable |
| LangWatch LangWatch is an open-source LLMOps platform for LLM evaluation, AI agent testing, tracing, and production observability. It combines agent … | 91 | 4983 | active |
| Apache Dubbo Apache Dubbo-go is the official Go implementation of the Apache Dubbo microservice framework, providing high-performance RPC with service d… | 95 | 4964 | active |
| llm-d llm-d is a Kubernetes-native distributed LLM inference serving stack that orchestrates model servers like vLLM and SGLang across clusters. … | 83 | 4891 | active |
| DGIOT DGIOT is an open-source industrial IoT platform built on Erlang/OTP and EMQX that aggregates device connectivity across 300+ protocols incl… | 83 | 4852 | active |
| Agenta-AI/agenta Agenta is an open-source, self-hostable workspace where teams build, run, and share AI agents and automations by chatting with them. It pro… | 93 | 4835 | active |
| OpenWiFi Open-source full-stack IEEE 802.11/Wi-Fi design based on Software Defined Radio, including a Linux mac80211-compatible driver and software,… | 66 | 4809 | active |
| pytorch/ignite PyTorch-Ignite is a high-level library for training and evaluating neural networks in PyTorch flexibly and transparently. It provides an En… | 84 | 4787 | stable |
| zlt2000/microservices-platform An enterprise-grade, front-end/back-end separated microservices platform built on Spring Boot 3.x, Spring Cloud, and Spring Cloud Alibaba. … | 27 | 4749 | active |
| IBM/mcp-context-forge ContextForge is an open-source AI gateway, registry, and proxy from IBM that federates MCP, A2A, and REST/gRPC APIs behind a unified endpoi… | 86 | 4646 | active |
| JZ-Darkal/AndroidHttpCapture AndroidHttpCapture is an Android network diagnostic and packet capture app, essentially a mobile version of Fiddler. It captures HTTP/HTTPS… | 56 | 4610 | active |
| Jupiter Jupiter is a governance-oriented microservice framework for Go, developed and used in production at Douyu. It bundles web/gRPC servers, con… | 71 | 4567 | active |
| emissary-ingress/emissary Emissary-ingress is an open-source, Kubernetes-native API gateway, Layer 7 load balancer, and Kubernetes Ingress built on Envoy Proxy. It i… | 83 | 4521 | stable |
| pydantic/logfire Pydantic Logfire is an AI observability platform built on OpenTelemetry that traces LLM calls, agent runs, and application telemetry in one… | 86 | 4512 | active |
| mosn/mosn MOSN (Modular Open Smart Network) is a cloud-native network proxy platform written in Go, open-sourced by Ant Group and battle-tested on hu… | 61 | 4508 | stable |
| PowerDNS/pdns PowerDNS is a suite of open-source DNS software written in C++, comprising the Authoritative Server, the Recursor, and dnsdist. It provides… | 75 | 4473 | stable |
| muety/wakapi Wakapi is a minimalist, self-hosted WakaTime-compatible backend for tracking and visualizing coding statistics such as time spent per proje… | 92 | 4434 | active |
| archestra-ai/archestra Archestra is an open-source, self-hosted enterprise AI platform combining an agentic chat UI, agent runtime, LLM gateway/proxy, MCP gateway… | 82 | 4386 | active |
| Cloudflare MCP Server A collection of Model Context Protocol (MCP) servers from Cloudflare that let MCP clients like Cursor or Claude manage Cloudflare services … | 81 | 4365 | active |
| Apache StreamPark Apache StreamPark is a streaming application development framework and one-stop cloud-native real-time computing platform for Apache Flink … | 72 | 4339 | stable |
| Dispatcharr/Dispatcharr Dispatcharr is a self-hosted web application for managing IPTV streams, EPG data, and VOD content. It consolidates multiple providers, prov… | 88 | 4331 | active |
| camunda/camunda Camunda 8 is a process orchestration framework whose orchestration cluster includes the Zeebe cloud-native BPMN/DMN engine, plus Tasklist, … | 96 | 4327 | active |
| arvin341az-glitch/RVG RVG Gateway is a self-hosted multi-protocol proxy management panel built with Python and FastAPI. It provides an admin dashboard for creati… | 56 | 4196 | active |
| cifertech/ESP32-DIV ESP32-DIV is open-source firmware (with open schematics and PCB files) for a custom ESP32-S3 handheld device that bundles Wi-Fi, BLE, 2.4GH… | 86 | 4146 | active |
| sjqzhang/go-fastdfs go-fastdfs is a decentralized, HTTP-based distributed file system (private cloud storage) written in Go, similar to FastDFS but with a sing… | 60 | 4140 | stable |
| DTStack/chunjun ChunJun (formerly FlinkX) is a distributed, batch-and-stream data integration framework built on Apache Flink. It synchronizes and computes… | 71 | 4098 | active |
| timgit/pg-boss pg-boss is a Node.js job queue built on top of PostgreSQL, using SKIP LOCKED to provide exactly-once delivery and reliable background proce… | 95 | 4059 | stable |
| kagent-dev/kagent kagent is a Kubernetes-native framework for building, deploying, and managing AI agents as first-class Kubernetes resources via CRDs. It su… | 84 | 4047 | active |
| varnishcache/varnish-cache Varnish Cache is a high-performance open-source HTTP accelerator and reverse caching proxy written in C, serving cached responses from memo… | 10 | 4044 | active |
| Dora Dora is a Rust-based dataflow middleware framework for building real-time robotics and AI applications, where applications are modeled as d… | 95 | 4030 | active |
| mahdibland/V2RayAggregator A Python-based automation that aggregates free proxy nodes (Shadowsocks, SSR, Trojan, Vmess) from public sources, deduplicates them, and sp… | 68 | 4024 | active |
| postgresml/pgcat PgCat is a PostgreSQL connection pooler and proxy written in Rust, similar to PgBouncer, with support for sharding, load balancing, failove… | 34 | 4022 | stable |
| Emitter Emitter is a distributed, high-performance publish-subscribe messaging platform built on the MQTT protocol, written in Go. It supports mess… | 55 | 4008 | active |
| BenedictKing/ccx CCX is a self-hosted AI API proxy and protocol translation gateway written in Go that unifies access to Claude, OpenAI Chat/Images/Embeddin… | 72 | 3992 | active |
| Oban Oban is a robust background job processing library for Elixir, backed by PostgreSQL, SQLite3, and MySQL, with transactional job insertion, … | 95 | 3977 | stable |