Booktype – Open Source Platform To Write and Publish Print and Digital Books
http://www.sourcefabric.org/en/booktype/

Booktype is a free, open source platform that produces beautiful, engaging books formatted for print, Amazon, iBooks and almost any ereader within minutes. Create books on your own or with others via an easy-to-use web interface. Build a community around your content with social tools and use the reach of mobile, tablet and ebook technology to engage new audiences. This has been added to the tools section of Research Resources Subject Tracer™ Information Blog.