PKM

PKM is the native graphics format of classic versions of the GrafX2 paint software.

GrafX2 was originally a DOS program developed by Sunset Design. It was ultimately made open source, taken over by other developers, and ported to other platforms.

Identification
Files start with ASCII "". The fourth byte is a format version number, and is probably always.

Specifications

 * Refer to the TECH_ENG.TXT file included with DOS versions of the software.
 * tech_eng.txt

Software

 * GrafX2
 * Source code at GitLab
 * [ GrafX 2.00 Beta 96.5%] (1999-12-23) (DOS software)
 * abydos
 * abydos

Sample files

 * pic-samples/pkm
 * https://telparia.com/fileFormatSamples/image/grafx2/

Links

 * GrafX2 website
 * GrafX2