1. Project Gutenberg – www.gutenberg.org
2. Open Library – openlibrary.org
3. ManyBooks – manybooks.net
4. BookBoon – bookboon.com
5. LibriVox – librivox.org
6. Google Books – books.google.com
7. Smashwords – smashwords.com
8. Free-eBooks – www.free-ebooks.net
9. Scribd – www.scribd.com
10. Wattpad – www.wattpad.com