[noste]

How about ddshttpd (http://dd-sh.intercal.org.uk/web-server/)? A web server written using only sh(1), dd(1), and echo(1). It even supports running server side scripts ("ddsh-bin") and setting content type based on file extension.

I'm somewhat saddened to see that they don't own dd.sh domain anymore. It was at least twice as cute as no.de is :)

[inopinatus]

I went to university (Edinburgh) with the author of dd.sh. I remember him as a crazy Italian in the classic mold. As a first-year undergraduate in the computer science department he convinced me to forkbomb the department's main 30-way computer server. What he didn't mention was that the head of department was running a bunch of stuff on there at the time. My resulting heart rate was eclipsed only by the load average on the host, which if memory serves pegged at 512. Now I knew how the sorcerer's apprentice felt.

In a demonstration of genius he then proceeded to shutdown this particular forkbomb, using - you guessed it - only dd and sh ...