A brainzip file extension is related to the PersonalBrain and used for its data files.
BRAINZIP file extension - PersonalBrain data
What is brainzip file? How to open brainzip files?
File type specification:
The brainzip file extension is associated with the PersonalBrain a mind mapping and personal knowledge base for Microsoft Windows and Mac OS X (macOS) operating systems.
The brainzip file stores some kind of data for PersonalBrain.
This brainzip 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.