Opens App / Sends SMS-USSD

GPS Device / Driver App (Sends Location)

Backend Server & APIs (Node.js / Django)

Database (PostgreSQL / MongoDB)

ETA Prediction (AI + Traffic Data)

Send Lightweight Data (SMS/USSD / Optimized App)

Send Full Data (Mobile / Web)

Mobile/Web App (Flutter / React)

Show Bus Occupancy Info (User Reports / Sensors)

Push / SMS Notifications

Admin Dashboard (Monitor Buses, Analytics)

Sees Bus Location, ETA & Alerts