Files with zwb file extension can be found as very old files from Zortech software. Obsolete by now.
ZWB file extension - Zortech data
What is zwb file? How to open zwb files?
File type specification:
The zwb file extension seems to have been used for one of the default files in Zortech.
In 1991 it was acquired by Symantec so it is likely this file type is very old and obsolete by now.
This zwb 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.