qr.blinry.org on Hacker News

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Reading QR codes without a computer (2023)(qr.blinry.org)

60 points by taubek 1 year ago | 11 comments

593 points by input_sh 2 years ago | 82 comments

An interactive explainer, written for a 37C3 workshop, teaching the anatomy of QR codes and how to decode them by hand using a cheat sheet.