Free Online PLT to SIX Converter
PLT
to
SIX
PLT
HPGL for cutting plotter
A vector images format for the HP plotter, created with the help of the Hewlett-Packard Graphics language. It consists of a set of two-character encoding which determines the allocation of starting points in the plotter. It’s used in various programs for plotting and it’s scalable, maintaining image quality. It has an ASCII structure and is an equivalent to HPG files.
SIX
DEC SIXEL Graphics Format
SIX is an alternative extension of the SIXEL bitmap graphics format. It was developed for terminals and printers by Digital Equipment Corporation (DEC). SIX actually means six pixels of which an image stored in the format consists. If you have a SIX file you want to view but you do not have an access to a DEC terminal, you need to convert it to a more popular format.
How To Convert PLT to SIX

Step 1: Upload Files
Click the upload button or drag and drop your PLT files into the upload area.

Step 2: Convert File
Click "Convert" and wait for conversion done

Step 3: Download
Download the converted SIX file