Binary package “libsixel-bin” in ubuntu focal

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.