I use NextCloud and it has this feature on the desktop. Though it may be a dialog box first to configure expiration date, and password, I don't fully recall. A

I use NextCloud and it has this feature on the desktop. Though it may be a dialog box first to configure expiration date, and password, I don't fully recall. Agreed about the public folder hosting. I remember memorizing my Dropbox user ID just so I could send people a public URL within seconds.