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+# Browser Extension
+## Tracking Module
+- content.js - Scan visable youtube videos
+## Api Module 
+- background.js - Send scanned videos to server
+## Config Module
+- popup.js - Select Profile
+- popup.html - Template for popup
+## Base Module 
+- manifest.json - Register extension 
+
+# Backend
+## Database Module
+- database.py - Setup database 
+## Model Module
+- profile.py - add profile columns and model methods 
+- video.py - add video columns and model methods
+- profile_video.py - table for profile-video relation 
+## Api Module
+- video_controller.py - Video routes 
+- profile_controller.py - Profile routes
+- schemas.py - Validate API
+## Download Module
+- download_service.py - Handle downloads
+## Stream Module
+- stream_service.py - Handle streaming
+## Notify Module 
+- notify_clients.py - Websocket, update video list 
+## Base Module 
+- app.py - App start 
+
+# App