ARTstor is a digital library of approximately 550,000 images in the areas of art, architecture, the humanities, and social sciences with a set of tools to view, present, and manage images for research and pedagogical purposes. Login required.
Educational materials featuring more than 30 digital exhibitions and including information about the artist and the works, discussion questions and follow-up activities, and links to additional resources, such as videos, websites, and books.
More than 2,000 images for use in college classes. "Art Images for College Teaching (AICT) began as a personal project dedicated to the principle of free exchange of image resources for and among members of the educational community."
"Pictify is the global home for sharing your favourite artworks, seeing other people’s, adding your comments, and building your own collection of
favourite paintings, sculptures, photography, drawings, or any other art medium."