"Open Educational Resources (OER) are teaching and learning materials that you may freely use and reuse at no cost, and without needing to ask permission. Unlike copyrighted resources, OER have been authored or created by an individual or organization that chooses to retain few, if any, ownership rights" (OER Commons, 2020).
OERs might include educational materials such as textbooks, lecture notes, curricula, tests, or other media, and can extend to whole modules, software, and full courses. The aim is that this material can be used, copied, shared, and adapted legally and freely, although some form of acknowledgement for example using Creative Commons (CC) licences may be required.
Course syllabus and resources, including lecture videos, assignments and exams in a variety of subject areas to view and download.
UNESCO OER Pages: Definitions, frameworks, publications and resources on advancing OER
OER Commons: Hub on OER provided by ISKME, the Institute for the Study of Knowledge Management in Education. This site aims to progress knowledge and use of OER, and provides access to resources and courses suitable for Key Stage to University level teaching and learning.
JISC OER: JISC guide detailing the applications and practicalities of using OER.