Several of the examples seem to be empty (e.g. https://github.com/tmcgilchrist/durin/blob/master/example/dw...)

Also, the link to OPAM documentation leads to a 404

It is heavily WIP at the moment so I haven't published to opam just yet. You'll need to compile from source if you want to try it out. I'm filling in examples as I need them and publishing code when it isn't too terrible to look at.