Those of us that check email in Emacs have long had this feature. Org mode has capture functions that can take an email and make a note out of it, or a todo ite

Those of us that check email in Emacs have long had this feature. Org mode has capture functions that can take an email and make a note out of it, or a todo item, schedule it, or do whatever. It's amazingly powerful, and doesn't rely on some web-based software.