Linux command line tool for encoding and decoding hidden messages into .bmp image files. This tool can also be used to convert bitmap files into ASCII art
git clone https://github.com/FlorinChess/bitmap-tools.git; cd bitmap-tools; make
Usage: bmp <option> <bmp-file(s)>.
Options:\n"
-h, --help Display this help message
-a, --ascii Convert bitmap images to ASCII art
-d, --decode Decode secret message from the bitmap file
-e, --encode Encode secret message into the bitmap file