You'll need the cabal-install package; then run:
$ cabal update && cabal install diohsc $ ~/.cabal/bin/diohsc
Asciicast demonstrating basic usage,
to be played with asciinema. Download and run with `asciinema play diohsc-tutorial.cast`, or if you're already in diohsc, type `4 | asciinema play -`.
asciinema is a package in most distributions.
ssh diohsc@gemini.thegonz.net password: gemini