I used Nota Bene 4 for DOS for a few years, which would have been really recognizable as almost-XyWrite to a DOS XyWrite user. But I'm pretty sure it had autosa

I used Nota Bene 4 for DOS for a few years, which would have been really recognizable as almost-XyWrite to a DOS XyWrite user. But I'm pretty sure it had autosave by then. :)