MACME Multi Author Cross Media Ecosystem is a WordPress plugin that turns any wordpress blog into a cross-medial publishing system. It is a project by FakePress and Art is Open Source.
Features of MACME are:
ability to add links, images, videos, video embeds, sounds, 3dobjects, google searches, flickr searches and geographical coordinates to any wordpress blog
ability to automatically render the contents of the blog into other forms, such as publishable PDFs, XHTMLs that can be easily imported into publishing platforms such as XPRESS and InDesign, and ePub publications that are easily publishable on most e-book readers
ability to automatically transform your contents into QRCodes and AR Fiducial markers, so that they can be usable through smartphones or directly to the objects, places and bodies onto which you place the generated QRCodes
ability to generate maps and other representations
open API to access MACME functionalities and to build new ones.
A tutorial for MACME can be found here:
http://www.fakepress.it http://www.artisopensource.net
Plugin download: http://wordpress.org/extend/plugins/macme/