Sixel

Sixel is a raster graphics format used by some DEC terminals and printers. It consists of control codes and data such that, when printed to the terminal, an image will be displayed.

Identification
Sixel files begin with  (DCS), or   (Esc P).

Specifications

 * VT330/VT340 Programmer Reference Manual

Software

 * Netpbm: ppmtosixel (write-only)

Links

 * Wikipedia article