Open Library Publishing Platform

Pressbooks for Ontario's Postsecondary Educators

Customize or Create

With Pressbooks you can author a new resource, or clone an existing resource and make it your own.

Ready to become a Pressbooks Author?

Find a Resource

Search Ontario’s collection of open textbooks. You may find a textbook ready-to-use with your learners or identify one you would like to adapt and customize for your course.