Real-Time Vehicle Tracking with Circular Geofence

Features

• Real-time GPS tracking (mobile browser)
• Secure HTTPS using ngrok
• FastAPI backend
• Haversine distance calculation
• Circular geofence
• Entry / Exit event detection
• Fleet dashboard with Leaflet map

Architecture

Phone → HTTPS → FastAPI → Geofence Logic → Dashboard

Tech Stack

• FastAPI
• Streamlit
• Folium (Leaflet)
• ngrok