Classic Bookshelf: This site has put classic novels online, from Charles Dickens to Charlotte Bronte.
The Online Books Page: The University of Pennsylvania hosts this book search and database.
Project Gutenberg: This famous site has over 27,000 free books online.
Page by Page Books: Find books by Sir Arthur Conan Doyle and H.G. Wells, as well as speeches from George W. Bush on this site.
Classic Book Library: Genres here include historical fiction, history, science fiction, mystery, romance and children’s literature, but they’re all classics.
Classic Reader: Here you can read Shakespeare, young adult fiction and more.
Read Print: From George Orwell to Alexandre Dumas to George Eliot to Charles Darwin, this online library is stocked with the best classics.
Planet eBook: Download free classic literature titles here, from Dostoevsky to D.H. Lawrence to Joseph Conrad.
Bibliomania: This site has more than 2,000 classic texts, plus study guides and reference books.
Bartleby: Bartleby has much more than just the classics, but its collection of anthologies and other important novels made it famous.
Fiction.us: has a huge selection of novels, including works by Lewis Carroll, Willa Cather, Sherwood Anderson, Flaubert, George Eliot, F. Scott Fitzgerald and others.
Free Classic Literature: Find British authors like Shakespeare and Sir Arthur Conan Doyle, plus other authors like Jules Verne, Mark Twain, and more.
If you don’t absolutely need to pay for your textbooks, save yourself a few hundred dollars by reviewing these sites.
Wikibooks: From cookbooks to the computing department, find instructional and educational materials here.
Online Science and Math Textbooks: Access biochemistry, chemistry, aeronautics, medical manuals and other textbooks here.
Free Business Textbooks: Find free books to go along with accounting, economics and other business classes.
Light and Matter: Here you can access open source physics textbooks.
eMedicine: This project from WebMD is continuously updated and has articles and references on surgery, pediatrics and more.
Math and Science
Turn to this list to find books about math, science, engineering and technology.
FullBooks.com: This site has “thousands of full-text free books,” including a large amount of scientific essays and books.
Free online textbooks, lecture notes, tutorials and videos on mathematics: NYU links to several free resources for math students.
Online Mathematics Texts: Here you can find online textbooks likeElementary Linear Algebra and Complex Variables.
Science and Engineering Books for free download: These books range in topics from nanotechnology to compressible flow.
FreeScience.info: Find over 1800 math, engineering and science books here.
Free Tech Books: Computer programmers and computer science enthusiasts can find helpful books here.
Even children’s books are now available online. Find illustrated books, chapter books and more.
byGosh: Find free illustrated children’s books and stories here.
International Children’s Digital Library: Find award-winning books and search by categories like age group, make believe books, true books or picture books.
Philosophy and Religion
For books about philosophy and religion, check out these websites.
Ideology.us: Here you’ll find works by Rene Descartes, Sigmund Freud, Karl Marx, David Hume and others.
Religion eBooks: Read books about the Bible, Christian books, and more.
From Shakespeare to George Bernard Shaw to more contemporary playwrights, visit these sites.
Plays: Read Pygmalion, Uncle Vanya or The Playboy of the Western World here.
The Complete Works of William Shakespeare: MIT has made available all of Shakespeare’s comedies, tragedies, and histories.
Plays Online: This site catalogs “all the plays [they] know about that are available in full text versions online for free.”
ProPlay: This site has children’s plays, comedies, dramas and musicals.
Modern Fiction, Fantasy and Romance
These websites boast collections of graphic novels, romance novels, fantasy books and more.
Public Bookshelf: Find romance novels, mysteries and more.
The Internet Book Database of Fiction: This forum features fantasy and graphic novels, anime, J.K. Rowling and more.
Free Online Novels: Here you can find Christian novels, fantasy and graphic novels, adventure books, horror books and more.
Foxglove: This British site has free novels, satire and short stories.
Get Free Ebooks: This site’s largest collection includes fiction books.
John T. Cullen: Read short stories from John T. Cullen here.
SF and Fantasy Books Online: Books here include Arabian Nights,Aesop’s Fables and more.
For books in a foreign language like French, Spanish and even Romanian, look here.
Project Laurens Jz Coster: Find Dutch literature here.
ATHENA Textes Francais: Search by author’s name, French books, or books written by other authors but translated into French.
Bibliolteca Virtual Miguel de Cervantes: Look up authors to find a catalog of their available works on this Spanish site.
KEIMENA: This page is entirely in Greek, but if you’re looking for modern Greek literature, this is the place to access books online.
Proyecto Cervantes: Texas A&M’s Proyecto Cervantes has cataloged Cervantes’ work online.
Corpus Scriptorum Latinorum: Access many Latin texts here.
Project Runeberg: Find Scandinavian literature online here.
Italian Women Writers: This site provides information about Italian women authors and features full-text titles too.
Ketab Farsi: Access literature and publications in Farsi from this site.
Afghanistan Digital Library: Powered by NYU, the Afghanistan Digital Library has works published between 1870 and 1930.
CELT: CELT stands for “the Corpus of Electronic Texts” features important historical literature and documents.
Projekt Gutenberg-DE: This easy-to-use database of German language texts lets you search by genres and author.
History and Culture
Refresh your memory of world history, the classics and U.S. history here.
LibriVox: LibriVox has a good selection of historical fiction.
The Perseus Project: Tufts’ Perseus Digital Library features titles from Ancient Rome and Greece, published in English and original languages.
Look for rare books online here.
Questia: Questia has 5,000 books available for free, including rare books and classics.
Arts and Entertainment
This list features books about celebrities, movies, fashion and more.
Chest of Books: This site has a wide range of free books, including gardening and cooking books, home improvement books, craft and hobby books, art books and more.
Free e-Books: Find titles related to beauty and fashion, games, health, drama and more.
2020ok: Categories here include art, graphic design, performing arts, ethnic and national, careers, business and a lot more.
Here you can find mystery books from Sherlock Holmes to more contemporary authors.
TopMystery.com: Read books by Edgar Allan Poe, Sir Arthur Conan Doyle, GK Chesterton and other mystery writers here.
These poetry sites have works by Emily Dickinson, Edgar Allan Poe and others.
The Literature Network: This site features forums, a copy of The King James Bible, and over 3,000 short stories and poems.
Poetry: This list includes “The Raven,” “O Captain! My Captain!” and “The Ballad of Bonnie and Clyde.”
Poem Hunter: Find free poems, lyrics and quotations on this site.
Famous Poetry Online: Read limericks, love poetry, and poems by Robert Browning, Emily Dickinson, John Donne, Lord Byron and others.
Google Poetry: Google Books has a large selection of poetry, fromThe Canterbury Tales to Beowulf to Walt Whitman.
For even more free book sites, check out this list.
Banned Books: Here you can follow links of banned books to their full text online.
World eBook Library: This monstrous collection includes classics, encyclopedias, children’s books and a lot more
DailyLit: DailyLit has everything from Moby Dick to the more recent phenomenon, Skinny Bitch.
A Celebration of Women Writers: The University of Pennsylvania’s page for women writers includes Newbery winners.
ManyBooks.net: Download mysteries and other books for your iPhone or eBook reader here.
Authorama: Books here are pulled from Google Books and more. You’ll find history books, novels and more.
Prize-winning books online: Use this directory to connect to full-text copies of Newbery winners, Nobel Prize winners and Pulitzer winners.