Some years ago I wrote a really simple MUD in Scheme[0] and that's what I did. It was essentially a REST-like API that returned JSON objects. Commands went thro

Some years ago I wrote a really simple MUD in Scheme[0] and that's what I did. It was essentially a REST-like API that returned JSON objects. Commands went through a hierarchial routing structure. Connecting via SSH or the browser just had different ways of "printing" the structured data. [0] Can't remember if this was before or after PLT Scheme got renamed to Racket, but it was around that time. It turned out to be a great language for it. Wish I had done more with it.