React Detector Badge

Instantly detects whether a website is powered by React.js.

🚀 Instant React Detection at a Glance React Detector Badge is your intelligent companion for browsing modern web applications. With a single glance at your browser toolbar, instantly know whether the website you're visiting is built with React.js - the world's most popular JavaScript library for building user interfaces. ✨ How It Works: 📡 Smart Detection: Automatically scans for React.js as you browse 🔵 Blue Icon = React.js detected ✅ ⬤ Gray Icon = React not detected ❌ 👆 One-Click Details: Click icon for React version information ⚙️ Zero Setup: Works immediately after installation 🎯 Key Features: 🚀 Real-time Detection: Icon updates instantly as you navigate 📝 Version Details: See exact React version with one click 💡 Performance Optimized: Lightweight, minimal resource usage 🔒 Privacy First: No data collection or tracking 🔄 Always Current: Regular updates for new React versions 👥 Perfect For: 💻 Developers: Research tech stacks & competitor sites 🏢 Recruiters: Find companies using React 🔍 Job Seekers: Identify potential employers using React 🎓 Learners: Study real-world React implementations 🔧 Tech Enthusiasts: Satisfy curiosity about website technologies 🛠️ Technical Highlights & Performance: 🔥 Fast Detection: Typically under 100ms on average 🎈 Lightweight: Minimal resource usage (typically under 2MB memory usage) 🔄 No Configuration Needed: Set-and-forget simplicity, it just works! ⏱️ Non-Intrusive: No impact on page loading speed 🔢 Background Operation: Detection runs without user interaction 🔌 Efficient Algorithm: Optimized detection for speed and accuracy ✔️ Simple 3-Step Setup: 1️⃣ Install from Chrome Web Store 2️⃣ Browse normally - detection happens automatically 3️⃣ Check Icon: Blue = React, Gray = No React 🔒 Privacy & Security • No Data Collection: We don't collect, store, or transmit any browsing data • Local Processing: All detection happens locally in your browser • No Permissions Beyond Necessity: Only accesses active tab for detection • Open Source Principles: Transparent about detection methodology • GDPR Compliant: Designed with privacy regulations in mind