Filter Trace

About

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.