Free ebooks search engine

With JustFreeBooks you can find all sorts of free ebooks for your Kindle, Nook or tablet: public domain texts, open books, free audiobooks and more. JustFreeBooks searches the content of more than 700 websites that offer books without charge, including gutenberg.org, wikibooks.org and archive.org. Just type in the search box the title, author or theme you want to find.