You could (sort of) reduce it to two, at least in terms of interfaces by using vterm in emacs [https://github.com/akermu/emacs-libvterm https://github.com/akerm

You could (sort of) reduce it to two, at least in terms of interfaces by using vterm in emacs [https://github.com/akermu/emacs-libvterm https://github.com/akermu/emacs-libvterm] rather than xterm.