Top MONITOR GitHub Repositories & Tools (2026)

Home Assistant Custom component to calculate estimated power consumption of lights and other appliances

Lenovo Legion Toolkit (LLT) is a Windows desktop utility created for Lenovo gaming laptops that replaces Lenovo Vantage, Legion Zone, and Legion Space.

Ultra-lightweight error tracking server compatible with Sentry SDKs

Official Sentry SDKs for JavaScript

Sudoless Apple Silicon system monitor (native SwiftUI GUI) with ANE / Media Engine / memory-bandwidth tracking

Stop juggling AI accounts. Quotio is a beautiful native macOS menu bar app that unifies your Claude, Gemini, OpenAI, Qwen, and Antigravity subscriptions – with real-time quota tracking and smart auto-failover for AI coding tools like Claude Code, OpenCode, and Droid.

An application observability facade for the most popular observability tools. Think SLF4J, but for observability.

Open-source AI Search Intelligence Platform — track, analyze, and improve AI visibility, citations, prompts, competitors, and content opportunities across ChatGPT, Claude, Gemini, Google AI Overviews, Google AI Mode, Perplexity, Grok, and Microsoft Copilot.

OpenSearch Kubernetes Operator

Real-time global intelligence dashboard. AI-powered news aggregation, geopolitical monitoring, and infrastructure tracking in a unified situational awareness interface

See what every AI coding agent on your machine is doing, and whether the API behind it is the one you paid for. Claude Code, Codex, Cursor, Gemini CLI and more: one endpoint for 44 model vendors, A–F API authenticity grading, per-agent permissions, usage and prompt records.

AI-native open-source alternative to Vercel + Sentry + PostHog + Pingdom + Resend + E2B. 440+ CLI operations with drop-in skills for Claude Code, Codex & OpenCode — deployments, analytics, session replay, error tracking, OpenTelemetry, email, sandboxes & AI gateway in one self-hosted Rust binary.

Measure helps mobile teams monitor and fix crashes, ANRs, bugs, and performance issues. The open source alternative to Firebase Crashlytics.

tirreno is an open-source framework for building sovereign security, compliance and fraud prevention applications. Detect account takeovers, cyberfraud and business logic abuse inside your product.

Self-hosted collaborative plant management and tracking system for plant enthusiasts

A high-performance observability data pipeline.

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

Continuous Profiling Platform. Debug performance issues down to a single line of code

Log file navigator

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