Ranked by Attention Score: stars gained over the last 7 complete days
1–100 of 211 by Attention Score · Oct 28, 2026 – Nov 3, 2026 (UTC)
Open source observability platform for logs, metrics, traces, RUM (web, android, ios), Session replay, pipelines, SLO and LLM observability. A sophisticated, simple and highly performant alternative to Datadog, Splunk, and Elasticsearch with 140x lower storage costs and single binary deployment.
A fancy self-hosted monitoring tool
Lightweight server monitoring with historical data, docker stats, and alerts.
Best and simplest tool for website change detection, web page monitoring, and website change alerts. Perfect for tracking content changes, price drops, restock alerts, and website defacement monitoring—all for free or enjoy our SaaS plan!
The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.
The Prometheus monitoring system and time series database.
Why is this running? Trace any process, port, container, or file back to what started it - CLI + TUI.
Wazuh - The Open Source Security Platform. Unified XDR and SIEM protection for endpoints and cloud workloads.
TranslatedA lightweight server probe written in Rust (Rust + axum + SQLite)
The fastest path to AI-powered full stack observability, even for lean teams.
Self-Hosting Guide. Learn all about locally hosting (on premises & private web servers) and managing software applications by yourself or your organization. Including Cloud, LLMs, WireGuard, Automation, Home Assistant, and Networking.
Automated developer-oriented status page with alerting and incident support
Automated auditing, performance metrics, and best practices for the web.
SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in one tool with features like APM, distributed tracing, log management, infra monitoring, etc. Combined with SigNoz MCP and a native AI teammate (in SigNoz Cloud) it helps you build more resilient apps.
Realtime log viewer for containers. Supports Docker, Swarm and K8s.
Read-only Windows diagnostics: the Event Log in plain language, blue screens explained. Offline and open source.
Saves Discord chat logs to a file
Open-source, self-hosted alerting for metrics, logs, and databases. Includes a built-in AI agent and MCP server.
A self-hosted data logger for your Tesla 🚘 [main maintainer=@JakobLichterfeld]
Developer-first error tracking and performance monitoring
Open-source cron job and background task monitoring service, written in Python & Django
The open-source AIOps and alert management platform
SQL powered operating system instrumentation, monitoring, and analytics.
GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through your browser.
Checkmate is an open-source, self-hosted tool designed to track and monitor server hardware, uptime, response times, and incidents in real-time with beautiful visualizations. Don't be shy, join here: https://discord.com/invite/NAb6H3UTjK :)
CNCF Jaeger, a Distributed Tracing Platform
Cloud-native OSS search engine for observability
:trollface: Self-hosted, lightweight server and website monitoring and O&M tool
An open-source engine that turns continuous content streams into search and monitoring. Durable ingestion, hybrid search, alerts, and plugins for formats, models and business rules.
🚨 Collection of Prometheus alerting rules
Speedtest Tracker is a self-hosted application that monitors the performance and uptime of your internet connection.
🚀 A real-time monitoring dashboard for Claude Code & Codex, built with SQLite3, Node.js, Express, React, Vite, TailwindCSS, & WebSockets. It tracks sessions, agent activity, tool usage, and subagent orchestration, providing live analytics, a Kanban status board, status notifications, a cute buddy, & an interactive web UI/MacOS/Windows native app.
A high-performance observability data pipeline.
🌲 super fast, all natural json logger
Exporter for machine metrics
lightweight system-level observability for AI Agents
APM, Application Performance Monitoring System
⬆️ GitHub Actions uptime monitor & status page by @AnandChowdhary
Agent for collecting, processing, aggregating, and writing metrics, logs, and other arbitrary data.
Sysmon configuration file template with default high-quality event tracing
Ultra-low-latency asynchronous C++17 logging and metrics library for performance-critical applications
eBPF Observability - Distributed Tracing and Profiling
DroneBridge for ESP32. A secure & transparent telemetry link with support for WiFi and ESP-NOW. Supporting MAVLink, MSP, LTM or any other protocol
Analyzes resource usage and performance characteristics of running containers.
A powerful framework for faster, easier, and more efficient project development.
Coroot is an open-source observability and APM tool with AI-powered Root Cause Analysis. It combines metrics, logs, traces, continuous profiling, and SLO-based alerting with predefined dashboards and inspections.
An AI-powered next-generation open source real-time observability system.
Network logger for Apple platforms
Blackbox prober exporter
Real-time monitoring for Claude Code agents through simple hook event tracking.
OpenTelemetry Java SDK
Percona Monitoring and Management: an open source database monitoring, observability and management tool
Krawl is a customizable, lightweight, cloud-native web deception server and anti-crawler that creates fake web applications with low-hanging vulnerabilities using realistic, randomly generated decoy data and AI-generated HTML templates.
Zero-overhead eBPF process tracer for Linux malware triage and incident response. Traces syscalls, network, and file events per-process without strace overhead.
Mars is a cross-platform network component developed by WeChat.
A lightweight, high-performance, industrial-grade cross-language logging library (C++/Java/C#/Kotlin/TS/Python/Go), battle-tested in Honor of Kings.
Cross-platform lib for process and system monitoring in Python
Resilience4j is a fault tolerance library designed for Java8 and functional programming
TUI for viewing logs from journald, auditd, file system, Docker and Podman containers, Compose stacks and Kubernetes pods with support for log highlighting and several filtering modes.
Your single pane of glass for real-time analytics into MySQL/MariaDB & ProxySQL
kwatch runs inside your Kubernetes cluster, traces every failure to its root cause, and sends one message: what broke, why, who changed it and what to do next.
BlockBlock provides continual protection by monitoring persistence locations.
Webbased Amateur Radio Logging Software - Log your contacts from everywhere!
A comprehensive observability solution for monitoring Claude Code usage, performance, and costs.
Essential metrics for a healthy site.
High-level library to help with training and evaluating neural networks in PyTorch flexibly and transparently.
Unobtrusive logging library with zero dependencies for Deno, Node.js, Bun, browsers, and edge functions
A curated list of Site Reliability and Production Engineering Tools
Top-like interface for container metrics
Matrix is a plugin style, non-invasive APM system developed by WeChat.
A PostgreSQL metric exporter for Prometheus
Investigate malicious Windows logon by visualizing and analyzing Windows event log
Monitor and restart unhealthy docker containers.
🌐 The all-in-one tool, for keeping track of your domain name portfolio. Got domain names? Get Domain Locker!
🌈 slog.Handler that writes tinted (colorized) logs
An aggregating proxy to enable HA prometheus
Lightweight Claude Code statusLine: 5h/7d rate-limit usage, reset countdowns, model + context window, prompt-cache age — one line, 3 styles × 9 themes, daemon fast-mode
Open source container update monitoring — 23 registries, 21 triggers, audit log, OIDC auth, Prometheus metrics, and a modern dashboard.
Demo app for learning observability with Grafana and performance testing with k6.
Timberjack is a Go log rolling library with support for size-based, time-based, and manual rotation.
A curated, opinionated collection of tools and resources dedicated to Performance Engineering, covering both Observability and Performance Testing.
Admin UI for administration of spring boot applications
A logger with a small, extensible API which provides utility on top of Android's normal Log class.
Security Onion 16.04 - Linux distro for threat hunting, enterprise security monitoring, and log management
A comprehensive set of fairness metrics for datasets and machine learning models, explanations for these metrics, and algorithms to mitigate bias in datasets and models.
Portable, simple and extensible C++ logging library
Realtime log viewer with web UI, tail -f for logs with a web interface browser.
A simple, standalone, and lightweight tool that can do health/status checking, written in Go.
SNMP Exporter for Prometheus