Install libsixel-bin by entering the following commands in the terminal:
sudo apt update sudo apt install libsixel-bin
Description:
DEC SIXEL graphics codec implementation (binary)
SIXEL is one of image formats for printer and terminal imaging introduced by Digital Equipment Corp. (DEC). Its data scheme is represented as a terminal-friendly escape sequence. So if you want to view a SIXEL image file, all you have to do is "cat" it to your terminal. . The package contains execution binaries.
Homepage: https://github.com/saitoha/libsixel
Version: 1.7.3-1
Section: universe/libs