support non standerd protocols

if you heard of extra term or notty i was wondering if you could support some of the features they provide as an example you can display non sixel photos in these shells along with the ability to play audio also you extraterm let's you edit and copy command output and paste it into the shell and sense your company (or whatever you guy's want to call it) is also develping a shell you can take full advantage of all of these features as an example you window manager could run and render in the terminal