He also accepts donations

https://protesilaos.com/donations/

"emacs". It is called "emacs"

This happens with iOS autocorrect → https://en.wikipedia.org/wiki/EMac

"Wouldn't it make life easier for us at Apple if we added all of our product name capitalizations like iMac, iPod, etc. into the autocorrect dictionary? Marketing would probably love it too." -Someone at Apple, probably, circa 2006

And here we are.

Its page calls it Emacs: https://www.gnu.org/software/emacs/