Found in supplementary log files in Sierra and High Sierra only. May contain a UUID reference to main log files.
xattr
Attached to log tracev3 files in High Sierra only. Contents and function not known.
Found in Sierra, but seems to have fallen into disuse, and not found in High Sierra.
Found in Sierra, but seems to have fallen into disuse, and not found in High Sierra.
The Finder manages its tags, so changing the label of any tag is immediately reflected in all items using that tag. But what are null tags, and why are they so common?
Details of where and how files and folders store their Finder Tag information. One of the few xattrs intended for the user.
An arbitrary text headline which can be attached by some creators to documents.
Sometimes used by creators to give a description of the file in plain text.
Gives the normal Finder name of the app which created or edited a file. Doesn’t give its path or signature, though.
Contains a binary date-timestamp for a downloaded file. Valuable for establishing the origins of files.
The Eclectic Light Company 