Copyright

Over 570000 high quality photos, illustrations, and vector graphics. Free for commercial use. No attribution required.

Photos and videos are free to use and modify. Attribution is not required but is appreciated.

5+ million copyright-free images are available through this Flickr dataset.

CC0 licensed, high resolution photographs of black and brown people. For personal and commercial use.

High-resolution CC0 photos and videos.

Photo management and sharing site. Search can be limited by licence, including Creative Commons. Images must be used as the licence specifies.

Microsoft Office Online Pictures is powered by Bing Image Search. Pictures can be directly embedded in your documents via the ribbon at the top of the document screen, under "Insert", then from the "Illustrations" group, click "Online Pictures". A pop-up will appear where you can search for images in the Bing search box. Select a picture, then click insert. Bing uses the Creative Commons only filter which provides a link to the image source. Review the source to determine if your use complies with the license. When using pictures or clip art from Bing, you are responsible for respecting copyright.

Content may be freely reused but may be subject to certain restrictions, including Creative Commons licences. Users must comply with the specific licensing requirements.

All images are royalty-free (the licence fee is paid once and there is no need to pay additional royalties if the content is reused). There are pay as you go, pre-paid, and subscription options available.

Images are royalty-free (the licence fee is paid once and there is no need to pay additional royalties if the content is reused). There are pay as you go and subscription options available.

Open Access publisher of Creative Commons licensed biomedial journals. Unless otherwise indicated in a credit line, images in articles are included in the CC license. Attribution is requred.

Searches biomedical images from various sources, indicating reuse rights. Includes many Creative Commons licensed and public domain images.

MedPix is a free, open-access database of medical images, teaching cases and clinical topics curated by the US National Library of Medicine. Materials are free to use for personal and local teaching at your institution, including distribution of handouts and syllabi. Permission is required for other usage. You must create a free account.

A collection of 3000+ biomedical, science, and patient-care related images. Most images are in the public domain. Others have copyright restrictions and require permission to use.

Free nutrition label generator.

Open Access Biomedical Image Search Engine. A National Library of Medicine service which provides access to over 3.7 million images from about 1.2 million PubMed Central® articles; 7,470 chest x-rays with 3,955 radiology reports; 67,517 images from NLM History of Medicine collection; and 2,064 orthopedic illustrations. Various license types.

Images are either "Public Domain" (free use) or "Copyright Protected" (restricted, obtain permission before use).

Medical and other archival images from Wellcome's library and museum collections.Search can be limited to Creative Commons licensed images or public domain.

Content may be freely reused but may be subject to certain restrictions, including Creative Commons licences. Users must comply with the specific licensing requirements.

The complete set of 50 passenger/pedestrian symbols developed by AIGA is available for all to use, free of charge. Signs are available here in EPS and GIF formats.

Use filters to include only "free" items. Be mindful of license restrictions. Some items are free for commercial use with a link back to the designer's website, some are free to use without a link back.

The Noun Project has more than 25,000 icons and the collection grows each day. Many icons and symbols are available for free, while others can be purchased. Check the license note under each image for Public Domain, Creative Commons, and other license stipulations.