1. Project Gutenberg Project Gutenberg is a volunteer effort to digitize and archive cultural works, to encourage the creation and distribution of eBooks. Most of the items in its collection are the full texts of public domain books. The project tries to make these as free as possible, in long-lasting, open formats that can be used on almost any computer. Now Project Gutenberg offers over 59,000 free eBooks. You will find the world's great literature here.
2. Open Library Open Library is an initiative of the Internet Archive, a nonprofit organization. It is an online project intended to create "one web page for every book ever published". Open Library provides online access to many public domain and out-of-print books. Their ultimate goal is to make all the published works of humankind available to everyone in the world. And their hope is that libraries and individual book readers will join this project and together we can build towards universal access to all knowledge.
3. The Online Books Page The Online Books Page is a website that facilitates access to books that are freely readable over the Internet. It also aims to encourage the development of such online books, for the benefit and edification of all. Now their local index includes more than 2 million works in various formats. All of the books they list is free for personal and noncommercial use.
4. Read Print Read Print is a free online library which provides thousands of free online books for students, teachers, and the classic enthusiast. The site has over 8,000 online books by 3,500 famous authors and members can create their own personal bookshelves with ratings and reviews and join reading groups that suit their interests. What’s more, Read Print is one of TIME magazine's 50 best websites of 2010.
5. The Literature Network The Literature Network offers searchable online literature for the student or enthusiast. To find the work you're looking for start by looking through the author index. They currently have over 3500 full books and over 4400 short stories and poems by over 260 authors. Their quotations database has over 8500 quotes, and their quiz system features over 340 quizzes. If you have a question about literature, you can ask it in their Literature Forums where thousands of members can answer your question.
7. Classic Bookshelf The Classic Bookshelf is packed full with hundreds of readable classics. Enjoy all the books in plain web page format or use their clever reading applet making electronic reading almost effortless. You won't find The Lord Of The Rings or any Harry Potter books here. But you will find hundreds of timeless wonders from earlier years.
8. Chest of Books ChestofBooks.com presents free online books on various topics, like Art and Photography Books, Business books, Health and Healing Books, Craft and Hobby Books, etc. They have put a lot of effort into scanning, converting to text and proofreading the books just for your reading enjoyment.
10. Internet Archive Internet Archive is the most extensive free online non-profit library of millions of free books, movies, software, music, websites, and more. They provide people with universal access to all knowledge. The Internet Archive offers a wealth of free information, serves millions of people each day and is one of the top 300 websites in the world.
11. LibriVox LibriVox is a group of worldwide volunteers who read and record public domain texts creating free public domain audiobooks for download from their website and other digital library hosting sites on the internet. The LibriVox objective is to make all books in the public domain available, for free, in audio format on the internet. And LibriVox is closely affiliated with Project Gutenberg from where the project gets some of its texts, and the Internet Archive that hosts their offerings.