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Animated Cellular Automaton QR Codes
Qr-Codes Cellular-Automata Video
An experiment in using randomized cellular automata to generate QR codes that remain valid on every frame.
Complete Tables of QR Code Character Limits
Extra Qr-Codes Programming
A reference for standard QR code data capacities in the common input modes.
Tips on Creating the Smallest Possible QR Codes
Qr-Codes Programming
Some brief tips and discussion on how to make tiny QR codes with a focus on web URLs.