How I Built a Real-Time AI Weapon Detection System with Python and OpenCV

Dev.to AI
Generative AI

What I Built A real-time weapon detection system that identifies firearms through a live camera feed using Python + OpenCV. Tech Stack Python 3.x OpenCV YOLOv5 NumPy How It Works Captures live camera frames Runs each frame through YOLOv5 model Draws bounding boxes around detected weapons Works on any standard webcam Results Challenges I Faced Getting real-time FPS without lag