Filter Trace

Monitor all background requests and resources loaded by websites

Filter Trace - Network Request Monitor for IT ProfessionalsFilter Trace is a powerful Chrome extension designed specifically for network administrators, IT professionals, and anyone managing content filters. Instantly see all background requests and resources loaded by any website, making it easy to troubleshoot filtering issues and understand what's happening behind the scenes.✨ Key Features📡 Real-Time Request Monitoring Captures every network request as it happens Auto-refreshes every 2 seconds with new requests See exactly what resources a website is loading in the background 🔍 Comprehensive Request Type Filtering Documents - HTML pages and iframes Scripts - JavaScript files Stylesheets - CSS files Images - PNG, JPG, GIF, SVG, and more XHR - XMLHttpRequest (AJAX) calls Fetch - Modern Fetch API requests Fonts - Web fonts (WOFF, TTF, etc.) Media - Audio and video files WebSockets - Real-time connection requests Other - All other resource types 🎨 Color-Coded Interface Each request type has a distinct color for instant visual identification, making it easy to spot specific resource types at a glance.🔎 Powerful URL Search Quickly find specific requests by searching URLs. Perfect for identifying whether specific domains or resources are being loaded.💾 CSV Export for Analysis Export all captured requests to CSV format with the following columns: Timestamp - When the request occurred Type - Resource type Method - HTTP method (GET, POST, etc.) URL - Full request URL Open exported files directly in Excel, Google Sheets, or any spreadsheet software for advanced filtering, sorting, and reporting.📊 Live Statistics Total requests captured Filtered request count based on current filters Clear visibility into page resource usage 🌙 Dark Mode Easy on the eyes with a beautiful dark theme. Toggle between light and dark mode with your preference automatically saved.🎯 Perfect For:K-12 School Network Administrators Troubleshoot why educational websites aren't loading correctly through content filters. See exactly which resources are being requested and identify blocked domains.IT Professionals Diagnose web application issues, verify proxy configurations, and understand third-party dependencies.Content Filter Management Quickly identify which domains and resources need to be whitelisted or blocked in your filtering solution.Security Professionals Audit websites for third-party trackers, advertising networks, and external service dependencies.Web Developers Analyze resource loading patterns, identify performance bottlenecks, and verify API calls.🚀 How to Use: Navigate to any website in Chrome Click the Filter Trace icon in your toolbar View all network requests in real-time Use filters to focus on specific request types Search URLs to find particular domains or resources Export to CSV for detailed analysis Clear requests to start fresh monitoring 💡 Common Use Cases:Troubleshooting Content Filters When a website doesn't work through your filter: Load the page with Filter Trace active Review all captured requests Identify which domains are being called Check your filter logs to see what's being blocked Whitelist necessary resources Export data for documentation Third-Party Resource Analysis Understand what external services a website uses: Load the site Filter by "Scripts" to see JavaScript sources Filter by "XHR" and "Fetch" to see API calls Export to CSV and analyze in your spreadsheet tool Document findings for security review Performance Investigation Identify resource-heavy websites: View total request count Filter by "Images" to see image loading Check for excessive script requests Export data to create performance reports Debugging Web Applications When troubleshooting web app issues: Monitor XHR and Fetch requests Verify API endpoints are being called correctly Check for failed or missing resources Export for sharing with development teams 🔒 Privacy & SecurityFilter Trace respects your privacy: No data collection - We don't collect or store any of your browsing data No external servers - All processing happens locally in your browser No tracking - Zero analytics or user tracking Temporary storage - Request data is cleared when tabs close Local only - Data never leaves your computer ⚡ Technical Highlights: Uses Chrome's WebRequest API for accurate request capture Manifest Version 3 compliant (latest security standard) Service worker architecture for efficiency Automatic memory management (stores up to 1000 requests per tab) Auto-clears data when tabs are closed or navigated Minimal performance impact on browsing 📋 Request Information Captured:For each request, Filter Trace shows: Full URL of the resource Request type (Document, Script, Image, etc.) HTTP method (GET, POST, PUT, DELETE, etc.) Precise timestamp of when the request occurred 🆕 What's New in Version 1.0: Real-time request monitoring with auto-refresh Comprehensive filtering by request type URL search functionality CSV export for spreadsheet analysis Dark mode support Color-coded request types Live statistics and counters Optimized performance and memory usage ⚙️ Permissions Explained: webRequest - Required to monitor network requests activeTab - To identify which tab you're monitoring storage - To save your dark mode preference <all_urls> - To monitor requests from any website you visit 💬 Support & Feedback:We value your feedback! If you encounter issues or have suggestions for improvement, please use the support section to let us know.🎓 Perfect for Educational Institutions:Filter Trace was designed with K-12 schools in mind. Managing content filters for educational institutions requires quick troubleshooting and clear documentation. Filter Trace provides both - instant visibility into what's being blocked and exportable reports for your records.