Why I built a lightweight, ad-free QR Scanner using Web Technologies

Описание и применение

Fast QR Scanner — легковесное, безрекламное решение для сканирования QR‑кодов в браузере, обеспечивающее полную конфиденциальность и быструю работу без лишних зависимостей.

Задача

Existing QR scanner apps are bloated, require many permissions, and contain intrusive ads.

Результат

Fast QR Scanner provides a fast, privacy‑preserving QR scanning experience without ads or heavy dependencies.

Рабочий процесс

• 1. Capture camera stream via getUserMedia
• 2. Decode QR code in the browser using lightweight algorithm
• 3. Display decoded data to the user

Доказательства

Most of the QR scanner apps available today are bloated. They take too much space, require unnecessary permissions, and are often riddled with intrusive ads.

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All the decoding happens right in the browser. No images are uploaded to a server, ensuring 100% privacy.

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Zero Dependencies: I wanted the tool to be lightning-fast, so I avoided heavy libraries.

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