ViewDNS.info - Free DNS related tools including Reverse IP Lookup, DNS Propagation Checker, Chinese Firewall Test...
calibre - Ebook manager, viewer & converter
Project Gutenberg - Project Gutenberg offers free ebooks to download.
FBReader - FBReader is an e-book reader for various platforms. Features:
Fast.com - Quickly test your internet speed with this fast-loading speed test powered by Netflix.
Google Play Books - Google Play Books lets you search, preview, and buy millions of books using Google Book Search.