Developer Builds Real-Time Posture Monitor Using MediaPipe, OpenCV, and Python

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A developer tutorial published on DEV Community walks through building a real-time spine posture monitoring tool using Python, MediaPipe, and OpenCV. The system uses a webcam to track body landmarks, specifically the ear and shoulder positions, to calculate neck inclination angles. When the detected angle exceeds a set threshold — indicating a slouch — the application triggers a native desktop notification via PyObjC on macOS. The project requires Python 3.9 or higher along with the MediaPipe, OpenCV, and PyObjC libraries. It is aimed at developers seeking practical computer vision applications and ergonomic wellness tools for long coding sessions.

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ProgrammingDEV Community ·

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