.HPGL File Extension
File TypeHP Graphics Language Plotter File
What is an HPGL file?
Printer instruction file based on the plotter language developed by Hewlett-Packard; used for sending information to plotter printers, which draw images using lines instead of dots like an ordinary laser or inkjet printer.
Contain a few lines of setup commands, followed by a list of printing commands, which tell the plotter what and where to draw on the page.