No, free websites, videos and other educational material still have copyright limitations for reuse and sharing. For instance, you aren't necessarily permitted to embed a free eBook or video you found on the web into your D2L course.
Open Educational Resources give you permission to reuse and redistribute to others. Depending on the Creative Commons license type, you can also remix and revise the material.
Read the article below from BCcampus.ca for more info.
Free to share; adapt or modify
Works that are publicly available because intellectual property rights have expired or have been forfeited
Free to access; not necessarily allowed to share, adapt or modify
Permits limited use of material for educational purposes without acquiring permission from the copyright holder
Faculty adopts a book from a traditional publisher; students pay for textbooks (physical or eBook)