Open Educational Resources

In these repositories, you can find OER created by others and ready for your use or adaptation, including textbooks, lesson plans, syllabi, videos, images, and more. Browse these repositories by subject or search for materials using relevant keywords. 

MULTI-DISCIPLINARY OER REPOSITORIES 

• OER Commons: One of the largest OER repositories, which covers multiple disciplines and allows for sorting by education level, reuse options, and by standard
• OERTX: OER repository from the Texas Higher Education Coordinating Board
• MERLOT II: This repository offers a wide range of disciplines and variety of material types
• OASIS: A search tool that aims to make the discovery of open content easier by searching multiple sources for OER and other open content at once. OASIS currently searches for open content from 79 different sources and contains approximately 330,000 records.
• OER Metafinder: Simultaneously searches multiple repositories, could give you good ideas of other repositories to look in

TEXTBOOK-SPECIFIC OER REPOSITORIES 

• The Open Textbook Library is a great resource for finding open textbooks. If you want a textbook and nothing more, this is the place to start.
• OpenStax: High quality textbooks for introductory level college courses
• BCCampus Open Textbooks collects resources created, reviewed, or adopted by instructors at British Columbia universities. Materials can be filtered by Accessibility as well as whether they have been adopted by BCCampus courses, include ancillary materials, or have been reviewed by faculty.

HUMANITIES

• LACLI (Latin American, Caribbean, U.S. Latinx, and Iberian)
• Humanities Commons

LANGUAGES

• Center for Open Educational Resources and Language Learning (COERLL)

SOCIAL SCIENCES

• Society for the Teaching of Psychology

STEM

• nanoHUB (Nanotechnology, Materials Science)
• National Science Digital Library
• QUBES
• SIMIODE (Differential Equations)
• VIPEr (Virtual Inorganic Pedagogical Electronic Resource [Inorganic Chemistry])
• Chem Collective: Chemistry
• Learn Chem E: Chemical Engineering
• Noba Project Psychology Modules: Psychology
• Open Geography Education: Geography
• Engineering Technology Simulations: Engineering, Physics
• PhET Simulations: Physics, Physical science, Geology, Chemistry
• SkillsCommons: Career & Technical Education (CTE)
• Green Tea Press Textbooks: Computer Science, Programming (Bayes, Python, MATLAB, Java, DSP)

Need images and other media to include in your own OER, presentations, publications, and more? Search the repositories below for access to millions of objects that can be used freely with proper attribution. 

MULTI-DISCIPLINARY OPEN MEDIA COLLECTIONS: 

• CC Search: A federated search tool for finding content available under a CC license
• Digital Public Library of America: Public domain images, videos, recordings, and texts
• The Metropolitan Museum of Art: High-quality open images from the Met
• Pexels: Public domain and CC-licensed photographs and stock images
• Unsplash: Public domain and CC-licensed photographs and stock images
• Wikimedia Commons: Public domain and CC-licensed images and figures
• Free Music Archive: Public domain and CC-licensed music and sound bytes
• Flickr Commons The Flickr Commons is for photos from institutions that want to share their digital collections in the public domain.
• The Noun Project Comprehensive icon collection, most available for free use with attribution 
• Openverse You can find over 500 million openly licensed images in Creative Commons, available for your reuse in all kinds of OER (with proper attribution). 
• PIXNIO Pixnio is a site with free, high quality public domain images that are tagged and categorized. 

• Smithsonian Open Access Download, share, and reuse millions of the Smithsonian’s images 

FINDING OPEN MEDIA THROUGH SEARCH ENGINES

• Google Image Search: Images. Use the Tools/Usage rights button to filter by license
• Youtube: Videos. Use the Advanced Search/CC license option to see open content

SUBJECT-SPECIFIC OPEN MEDIA COLLECTIONS

• AllGo Plus-Size Photos featuring plus-size models by Michael Poley of Poley Creative for AllGo, publisher of free stock photos featuring plus-size people. 
• Black Illustrations A collection of categorized illustrations of Black people. Some collections are free, some are for purchase.
• Disabled And Here Disabled And Here is a photo and interview series celebrating disabled Black, Indigenous, people of color (BIPOC). 
• EDUimages A free library of photos celebrating students and the educators who teach them in seven schools across the US. Licenced: CC BY-NC 4.0 
• The Gender Spectrum Collection The Gender Spectrum Collection is a stock photo library featuring images of trans and non-binary models. 
• Images of Empowerment A free library of images celebrating women’s lives and their work in 11 countries around the world 
• Nappy Beautiful photos of Black and Brown people, for free. 
• Open Peeps The library works like building blocks made of vector arms, legs, and emotions. You can mix these elements to create different and diverse Peeps. 
• PICNOI Free stock photos featuring images of people of color
• Public Domain Vectors Public Domain Vectors has a massive collection of openly-licensed vector graphics that are available to download in SVG, AI, and EPS formats. 

ADDITIONAL RESOURCES

• Creative Commons LibGuide The CC LibGuide has additional options for places to find CC licensed works.