A gyg file extension is related to the Gygan program and used for its download instruction data.
GYG file extension - Gygan download instructions
What is gyg file? How to open gyg files?
File type specification:
The gyg file extension is used by the Gygan software. The gyg file stores download instruction data.
Most likely some old format without support. No further information could be found.
This gyg file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.