GPLT

Gnuplot plot file
File type: Graphics file
Files with gplt extension are used by the Gnuplot application which creates these files.
What is gplt file?
File type category:
Graphics file
Date updated: August 23, 2017
The gplt file extension is associated with the Gnuplot a portable command-line driven interactive data and function plotting utility for UNIX, IBM OS/2, MS Windows, DOS, Macintosh, VMS, Atari and many other platforms.
The .gplt file stores plot created in the Gnuplot application.