calibre - Ebook manager, viewer & converter
Issuu - Issuu is the leading digital publishing platform delivering exceptional reading experiences of magazines, catalogs, and newspapers.
Amazon Kindle - Amazon Kindle software lets you read ebooks on your Kindle, iPhone, iPad, PC, Mac, BlackBerry, and...
AnyFlip - AnyFlip is a interactive digital publishing platform that lets you convert PDF into Flash & HTML5 page flip digital publications that you can embed into your website.
FBReader - FBReader is an e-book reader for various platforms. Features:
Medium - Welcome to Medium, a place to read, write, and interact with the stories that matter most to you.