Publish. Teach. Learn.
Flexible tools for customized learning experiences.
Be part of our community
Authors
Write and publish books
Publish your book with the price of your choice and receive high royalties or publish for free. Create new editions and minor revisions anytime and supplement your book with video, audio, images, links, and moreProfessors & Educators
An extension of your classroom online
Select a textbook or paper from the Catalog or create your own. You can customize and annotate your own versions to match your lesson plan, and share it with your TAs and students.Students
Learn anywhere and anytime
Find open-source and low cost books, and other learning materials. Study more efficiently with our interactive tools.Flexible tools for your educational needs

Catalog
Explore a variety of open-source and low cost books. Be on the lookout for new books! We are constantly working to expand the library.

Study Tools
Manage your time and workflow better with digital tools.

Courses
A space for educators and students to easily add and share books and learning materials.

Online Editor
Start working straight from our online editor and never have to worry about losing your unsaved progress. View your edit history to modify any changes.
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