SlouchDetector

AI-powered posture monitoring that runs entirely in your browser.

• Live app: https://slouchdetector.net
• License: MIT
• Developer: @AlexHardmond on X

What it does

SlouchDetector uses MediaPipe face detection to learn your ideal sitting posture and reminds you to sit up when you slouch. All processing happens locally in your browser; no video data is sent to any server.

Quick start

Requirements: Node 20+, npm.

npm ci
npm run dev
# open http://localhost:3000

Scripts

• npm run dev — start development server
• npm run build — build for production
• npm start — run production server
• npm run lint — run ESLint

Privacy

• Camera access is required to detect posture
• All computation runs locally in the browser
• No video leaves your device

Tech

• Next.js 15, React 19, TypeScript, Tailwind CSS 4
• MediaPipe Tasks Vision

Contributing

Please read CONTRIBUTING.md, CODE_OF_CONDUCT.md, and SECURITY.md before opening issues or pull requests.