Edit sinatra-mpd.rb and change MPD host and port to your local settings.
Note that I did not implemented the requirement for a password, but mpd.rb can handle this, so change this if you need it.
Then start the server:
and browse the interface at http://localhost:9292/
I use this interface with an Nokia E71. With the latest patches (proper highlighting, search function, volume control [24/04/2010]) it is very useful for simple and fast music playing.
Because I don't own an Iphone and I don't even want one, I took a screenshot using Chromium:
Copyright (c) 2010 by Jan-Erik Rediger. See LICENSE for details.
mpd.rb is Copyright (c) 2004, Michael C. Libby (email@example.com) (Thanks ;))