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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— MCP included! all for free or enjoy our SaaS plan!

⭐AI-driven public opinion & trend monitor with multi-platform aggregation, RSS, and smart alerts.🎯 告别信息过载，你的 AI 舆情监控助手与热点筛选工具！聚合多平台热点 + RSS 订阅，支持关键词精准筛选。AI 智能筛选新闻 + AI 翻译 + AI 分析简报直推手机，也支持接入 MCP 架构，赋能 AI 自然语言对话分析、情感洞察与趋势预测等。支持 Docker ，数据本地/云端自持。集成微信/飞书/钉钉/Telegram/邮件/ntfy/bark/slack 等渠道智能推送。

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.

🔔 Cross-platform smart notifications for Claude/Codex/OpenCode/Cursor/Gemini/Qoder/Pi. Desktop alerts, sounds, click-to-focus, and webhooks. macOS, Linux, and Windows.

This solution leverages AWS Trusted Advisor and Service Quotas to monitor AWS resource usage and raise alerts.

attestation.app remote attestation server. Server code for use with the Auditor app: https://github.com/GrapheneOS/Auditor. It provides two services: submission of attestation data samples and a remote attestation implementation with email alerts to go along with the local implementation based on QR code scanning in the app.

🚨 Collection of Prometheus alerting rules

The fastest and complete solution for domain recognition. Supports screenshoting, port scan, HTTP check, data import from other tools, subdomain monitoring, alerts via Discord, Slack and Telegram, multiple API Keys for sources and much more.

Gets the last 5 months of volume history for every ticker, and alerts you when a stock's volume exceeds 10 standard deviations from the mean within the last 3 days

Better Prometheus alerts for Kubernetes - smart grouping, AI enrichment, and automatic remediation

Real-time monitoring dashboard for Proxmox VE, PBS, Docker, Kubernetes, TrueNAS and vSphere. Self-hosted, with smart alerts and AI patrols that catch silent failures.

Open-source DDoS mitigation for Linux: nftables and XDP drops, 110 attack signatures, auto-learning, sFlow/NetFlow and BGP up to 100G, game and VPN aware, Discord alerts. One-command install

An uptime monitoring service that is easy and cheap to run at scale. Create endpoint checks for uptime, latency, and status code. Supports OpsGenie for alerts.

OpenStock is an open-source alternative to expensive market platforms. Track real-time prices, set personalized alerts, and explore detailed company insights — built openly, for everyone, forever free.

Free Real-time Tesla sentry security alerts via Telegram

Teach your AI coding assistant how to use Sentry - setup, debugging, alerts, and more

On-prem/LAN Layer 2 & 4 availability monitoring with realtime guarantees & decaying alert pacing. Multithreaded high speed availability checking for SNMP, PING, TCP/UDP, QUIC & HTTP/S resources incl. SSL/TLS cert. pinning & port MAC address pinning. Integrates w/Site24x7 heartbeat monitoring for failover alerts + MRTG + Slack & Pushover webhooks.

A self-hosted dashboard for CrowdSec: investigate alerts, manage decisions, monitor runtime metrics, and send notifications from one responsive UI.

Real-time Vinted monitor with instant Discord alerts, proxy rotation & a beautiful dashboard. Self-hosted with Docker. Built with Next.js 16 + Go.

Free, open-source SQL Server and Postgres performance monitoring. Collectors, real-time alerts, graphical plan viewer, MCP server for AI analysis. Supports SQL 2016-2025, Azure SQL, AWS RDS, Postgres, Aurora Postgres.

Self-hosted monitoring for Docker, Kubernetes and uptime. Single Go binary, no agent config, live alerts. Drop a container, your stack is monitored.

Self-hosted flight, hotel, and car rental price tracking with alerts, price history, and web and CLI interfaces.

Real-time monitoring & analytics platform for Pump.fun tokens. Track launches, analyze trends, and get instant alerts — powered by WebSockets. Built with HTML, CSS & JavaScript.

AI job agent: scans 130+ careers pages nightly, scores every role against your resume with an LLM (0–100), alerts you on Telegram, and drafts tailored cover letters + resumes. Free & open source.

Binance and Deribit BTC cross-exchange arbitrage bot with Redis state recovery, Telegram alerts, and a Flask monitoring dashboard.

A driver-agnostic control center for Laravel queues, jobs, commands & scheduler — plus whole-app APM, tracing, job batches, metrics, alerts and uptime. Self-hosted, production-safe.

Automated MT5 Trading Bot with AI Alerts & Webhook Bridge 2026

Telegram bot that catches Polymarket whale trades in real time and lets you copy them in one tap — plus a free public alerts channel.

免费开源的苹果直营店到店取货库存监控与到货提醒。Apple Store pickup stock monitor for iPhone, iPad, Mac & Apple Watch in 7 regions. macOS / Windows / Linux · Desktop & Bark alerts · Rust + Tauri.