QRView Utility: http://n13l.github.io/qrview/

qrview (QRVIEW) Copyright (C) 2014 Daniel Kubec niel@rtfm.cz . This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

Usage: qrview

    --help,            -h    help
    --version,         -V    package version
    --qr-size=[pixels] -s    qrcode module size in pixels (default: 10)