Library: OER: OER Repositories

OER Commons
A dynamic digital library and network. Explore open educational resources and join our network of educators dedicated to curriculum improvement.
openNCCC
In 2007, the North Carolina Community College System (NCCCS) initiated openNCCC, an Open Educational Resource (OER) collaboration platform. Its purpose is to offer an infrastructure that provides high-quality OER content and the opportunity for collaboration around the adaptation, evaluation, and instructional needs of faculty and learners.
Open Textbook Library
These books have been reviewed by faculty from a variety of colleges and universities to assess their quality. These books can be downloaded for no cost. All textbooks are either used at multiple higher education institutions; or affiliated with an institution, scholarly society, or professional organization.
OpenStax
From Rice University, OpenStax provides free, peer-reviewed textbooks, which are backed by additional learning resources, such as test banks, answer guides, and PowerPoint slides.
MERLOT
The MERLOT system provides access to curated online learning and support materials and content creation tools, led by an international community of educators, learner, and researchers. You can submit an online learning material you've found or created to the MERLOT collection.
OASIS
The Openly Available Sources Integrated Search (OASIS) search tool aims to make the discovery of open content easier. OASIS currently searches open content from 117 different sources and contains 400,000+ records.
SkillsCommons
Created by the Department of Labor, SkillsCommon is a free and open online library of learning materials and program support materials for job-driven workforce development.
OERTX
OERTX Repository is a public digital library of open educational resources for higher education. Search collections or create and collaborate to improve instruction.
Directory of Open Access Books (DOAB)
DOAB is a discovery service for peer reviewed open access books and book publishers that indexes and provides access to high quality, open access, peer-reviewed books.
Mason OER Metafinder (MOM)
Real-time federated search for OER content across multiple platforms at one time.

Open Image Repositories

The public collections of Artstor offer approximately 1 million freely accessible images, videos, documents, and audio files from library special collections, faculty research, and institutional history materials, as well as hundreds of thousands of open access images from the Metropolitan Museum of Art. Anyone may view and download these collections, no subscription or login required, but consult the rights data in each record to see if and how an image can be reused.

Free Nature Stock contains royalty-free CC0 nature stock photos and videos. Use them however you want.

Getty Images contains royalty-free images from the one of the best photo libraries available. It is a supplier of stock images, editorial photography, video, and music for businesses and consumers, with an archive of over 200 million assets.

Pexels contains free stock photos you can use everywhere. Free for commercial use. No attribution required.

Pixabay is a website for sharing photos, illustrations, vector graphics, film footage, and music. On Pixabay, users can find and contribute quality images and footage films. For uploading files and downloading full sized images, a free registration is required. By uploading files, the contributors waive their copyright and related image rights.

Public Domain Archive contains 100% free public domain images. No attribution required.

Unsplash contains free images and photos that can be downloaded and used.

Wikimedia Commons is an online repository of free-use images, sounds, and other media. The repository contains over 66 million free media files. It is a project of the Wikimedia Foundation.