FreeTechBooks

FreeTechBooks is an another stellar source for anyone with an eye (and brain) for all things computer science, engineering and much more. There are books, various documents, textbooks and maybe even some lecture notes. You can read, save AND even print many of the selections available.

For more details visit: http://www.freetechbooks.com/

EbookLobby

EbookLobby has 13 different categories with hundreds of books ripe for the picking. It’s a sweet source for anyone interested in books about travel, art, law and more.

For more details visit: http://www.ebooklobby.com/

Bookyards:

There are currently 19,562 eBooks available for your reading pleasure over at Bookyards. Simply select an author or category to find something great to read.

For more details visit: http://www.bookyards.com/en#.VPUuIPmUdw4

Questia:

Here you can find an online library of 5,000+ books just waiting for you to read online. This is a great place to head to if you fancy yourself a classic literature buff, too!

For more details visit: https://www.questia.com/library/free-books