You reminded me of the file manager Ranger, which is indeed for file browsing, though files and folders are also one possible model/paradigm for cataloging and

You reminded me of the file manager Ranger, which is indeed for file browsing, though files and folders are also one possible model/paradigm for cataloging and categorizing just about anything. (In fact in many ways, computers and especially unices reward you for cataloging information using this paradigm) https://en.m.wikipedia.org/wiki/Ranger_(file_manager) https://en.m.wikipedia.org/wiki/Ranger_(file_manager)