qrencode

QR Code generator. Supports PNG and EPS. More information: https://fukuchi.org/works/qrencode.

• Convert a string to a QR code and save to an output file:

qrencode -o path/to/output_file.png string

• Convert an input file to a QR code and save to an output file:

qrencode -o path/to/output_file.png -r path/to/input_file

• Convert a string to a QR code and print it in terminal:

qrencode -t ansiutf8 string

• Convert input from pipe to a QR code and print it in terminal:

echo string | qrencode -t ansiutf8