Files with snx file extension is related to the ZX-32 emulator of Sinclair computers. An snx file contains snapshot extended.
SNX file extension - ZX-32 snapshot extended
What is snx file? How to open snx files?
File type specification:
The snx file extension is associated with the ZX-32, an emulator of Sinclair ZX Spectrum computer, available for Microsoft Windows 95/NT systems.
The snx file stores snapshot extended used by ZX-32.
This snx 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.