Cool Reader - Fast and small cross-platform eBook reader for desktops and handheld devices
calibre - Ebook manager, viewer & converter
AlReader - Alreader.com - new perspective on reading e-books.
Amazon Kindle - Amazon Kindle software lets you read ebooks on your Kindle, iPhone, iPad, PC, Mac, BlackBerry, and...
FBReader - FBReader is an e-book reader for various platforms. Features:
Universal Book Reader - Just like its name, Universal Book Reader is really a universal book reading application allowing you to read the eBooks from the convenience of your smartphones.