This is sixel. It’s kind of a standard and supported by a growing number of terminals, including xterm (but you need the VT-340 profile). This is also really u

This is sixel. It’s kind of a standard and supported by a growing number of terminals, including xterm (but you need the VT-340 profile). This is also really useful. I use it in Offpunk to display pictures when browsing the web.