Muzli - UI/UX and Design Inspiration Chrome Extension
iBooks Author - iBooks Author, free from the Mac App store, allows you to create beautiful Multi-Touch textbooks — and just about any other kind of book.
42matters Explorer - Explorer by 42matters is a research tool to visually explore databases of apps, publishers, audiences, SDKs, technologies, contacts and others.
Mobipocket eBook Creator - Mobipocket eBook Creator is one of the easiest way to create a professional level of eBooks by simply providing some HTML and image files to your publication.
Apache Jackrabbit - Apache Jackrabbit content repository is a fully conforming implementation of the content repository for Java technology API.
Atavist - Atavist provides a suite of publishing tools to tell stories and build websites.