The Open Textbook Library is supported by the Center for Open Education and Open Textbook Network.
Make a difference in your students' lives with free, openly-licensed textbooks.
Textbooks every student can access and afford.
Open textbooks are textbooks that have been funded, published, and licensed to be freely used adapted, and distributed. These books have been reviewed by faculty from a variety of colleges and universities to assess their quality. These books can be downloaded at no cost, or printed at low cost. All textbooks are either used at multiple higher education institutions; or affiliated with an institution, scholarly society, or professional organization.