Convert dst to pgm

What is the difference between .dst and .pgm?

Description: DST (Tajima Embroidery Format) is a computer file format used for storing embroidery designs. It was developed by Tajima for use with their range of embroidery machines. DST files contain instructions for the embroidery machine to create a design based on the information in; A PGM file is a grayscale image file saved in the portable gray map (PGM) format and encoded with one or two bytes (8 or 16 bits) per pixel. It contains header information and a grid of numbers that represent different shades of gray from black (0) to white (up to 65,536). PGM files are typically stored in ASCII text format, but also have a binary representation.