Sigil - Sigil is a multi-platform WYSIWYG ebook editor. It is designed to edit books in ePub format.
Blurb - Create and self-publish books, magazines & ebooks
Vellum - Free beautiful hand-curated wallpapers for the iPhone
CreateSpace - Publish your words, your way
Pressbooks - Create books: print and ebooks
IngramSpark - IngramSpark is an Online publishing services provider platform that allows you to publish or print books that are in high quality, and its global distribution service enables you to post and share around the globe.