A Fair Use Checklist compiled by Columbia University Libraries.

Flickr is a popular online photo management and sharing application. Use the advanced search function to limit results to reusable images with Creative Commons licenses.

"Launched in February 2001 as an alternative for expensive stock photography. The idea was to create a site where creative people could exchange their photos for inspiration or work. The site has evolved into the massive community you see today — there are over 2,500,000 registered users and around 400,000 photos online."

Search over 80,000 items including: photographs, books, sheet music, and original manuscripts

A not‑for‑profit initiative created to provide access to historical and cultural images of the African/Black Diaspora in the US and UK, gathered from content owned by Getty Images.
Created for non‑commercial use to build on existing educational materials, it paves the way for a deeper understanding of Black History. Additionally, the visuals found within the collection offer inspiration for educational projects.

Search the web for images with the power of Google. Use the advanced image search to filter by usage rights to find images you are free to use, share, or modify.

"A free photo archive 'for creatives, by creatives.' Founded by Michael Connors in the early Internet days of 1996, the site was created to serve as a free image exchange for creative professionals and teachers to use in their work. This same mission remains true today: we are a community-based free photo site, and all photos found in the Morguefile archive are free for you to download and re-use in your work, be it commercial or not.

Pixabay provides images that are licensed under CC0 - Public Domain so they are free to be copied, modified, and used in any situation.

Find government photos and images by topic. Limited usefulness. No way to sort or even see your search result total.

Wikimedia Commons is a media file repository making available public domain and freely-licensed educational media content to everyone.

"Approximately 4,600 high-resolution, public domain images that represent the most frequently requested works from the Getty Museum's permanent collection."

The collections of the Prints & Photographs Division include photographs, fine and popular prints and drawings, posters, and architectural and engineering drawings. While international in scope, the collections are particularly rich in materials produced in, or documenting the history of, the United States and the lives, interests and achievements of the American people. Whenever possible, the Library provides information about copyright owners and other restrictions. The Library provides such information as a service to aid patrons in determining the appropriate use of an item, but that determination ultimately rests with the patron.

A repository of digital images of the collections of the National Gallery of Art. On this website you can search, browse, share, and download images. More than 32,000 open access digital images up to 3000 pixels each are available free of charge for download and use.

"Provides free and open access to over 800,000 images digitized from the The New York Public Library's vast collections."

Searching the collection will yield items that are in the public domain as well as items that are under copyright. Artworks in the public domain are the only objects that have a "Download Image" link underneath the image. Currently, there is no way to limit searches specifically to items in the public domain (2/2014).

Thousands of images of works in the Gallery’s collection believed to be in the public domain are available for free download through the Gallery’s website. Under Yale University’s Open Access Policy, anyone may use the Gallery’s open-access material without further application, authorization, or fees due to the Gallery or to Yale.

Millions of images in the Public Domain from books digitized in the Internet Archive.

Digital collections that represent South Carolina's historical and cultural resources.

A portal to the digitized resources of America’s libraries, archives, and museums.

Icons8 has free-to-use icons, editing tools, and clipart in certain designs and sizes available for use. Their mission is to " allow designers to express their ideas, providing the right design elements at the right time."

Free to use and recolor icons from a diverse set of creators. Make sure to reference the attribution statements for each icon and cite it when necessary.