DOAB is a community-driven discovery service that indexes and provides access to scholarly, peer-reviewed open access books and helps users to find trusted open access book publishers. All DOAB services are free of charge and all data is freely available.
Pressbooks Directory is a free, searchable catalog that includes 5,901 open access books published by 162 organizations and networks using Pressbooks. Nearly all books are highly accessible, and many include interactive H5P learning activities to engage learners.
The California Open Online Library for Education (COOL4Ed) is more than just a large repository for a variety of OER. It also connects faculty to the wider spectrum of Open Education by sharing faculty testimonials and how-tos for adopting OER in various disciplines (see Faculty Showcase section).
A collection of high quality, free-to-use courses that you can download and use for teaching. All content is stored in Google docs making it easy to access, browse and download once access is granted by the course designer.