Oliver Reeves at buffered.io has a good overview of using webmachine with Riak.
Posts under ‘sample applications’
BeeBole creates a sample Mochiweb Erlang Web Application with Video Tutorial
BeeBole, creators of an online expense tracking application for small business, has a zipped up sample Erlang MochiKit web application that just may be the easiest way to experiment with Erlang and the web. The application is a JSON-driven sticky pad in a browser. Once you’ve experimented with that, take a look at the tutorial [...]