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Open Educational Resources (OER)

Textbooks

BCcampus OpenEd

BCcampus
OpenEd Textbooks

Lumen

Lumen

Open Course Library

Open Course
Library

GALILEO

GALILEO Open
Learning Materials

The National Academies Press

The National
Academies Press

 
New York Public Library Test preparation materials and interactive practice exams for academic, civil service, military, and professional licensing and certification examinations.

NYPL
LearningExpress Library

OER Commons

OER Commons
Textbook Finder

OAPEN: Open Access European Network

OAPEN: Open Access European Network

Open Book Publishers

Open Book Publishers

OpenStax

OpenStax

 
Open Textbook Library

Open Textbook
Library

Springer Nature eBooks

Springer Nature eBooks

SUNY Open Textbooks

SUNY Open Textbooks

Portland State University: Open Access Textbooks

Portland State University Open Access Textbooks

WikiBooks

WikiBooks