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Get flash to fully experience Pearltrees
Try Audible Now and Get A FREE Audio Book! Free textbooks (aka open textbooks) written by knowledgable scholars are a relatively new phenomenon. Below, find a meta list of 150 Free Textbooks, and check back often for new additions.
150 Free Textbooks: A Meta Collection
O'Reilly Open Books Project
About Open Books O'Reilly has published a number of Open Books--books with various forms of "open" copyright--over the years. The reasons for "opening" copyright, as well as the specific license agreements under which they are opened, are as varied as our authors.