I think Kitty's terminal graphics protocol is the most advanced, although I think there are a couple of others in use as well: https://sw.kovidgoyal.net/kitty/

I think Kitty's terminal graphics protocol is the most advanced, although I think there are a couple of others in use as well: https://sw.kovidgoyal.net/kitty/graphics-protocol/ https://sw.kovidgoyal.net/kitty/graphics-protocol/