Steganography tool called ez-steg. It supports least significant bit steganography as well as emoji/unicode encoding via variation selectors. It grew from a set of scripts I had written to test out data loss prevention systems.
Includes some nice-to-haves like payload encryption, carrier image creation
Includes some nice-to-haves like payload encryption, carrier image creation
https://github.com/a-bissell/ez-steg