Since I work in the tech industry I get a half-dozen or so daily headlines emails including something called the "Downloads Digest" from Ziff-Davis.
In this morning's digest, there is a prominent mention of Calibre:
Calibre
Calibre A feature rich e-book manager with Cover Flow-like looks and network sharing that helps you manage and organize your e-book library.
License: Free
OS: Windows
Also available for Mac
With this link:
http://downloads.zdnet.com/abstract....03&tag=nl.e530