- Chaco Research Archive
- Europeana
- Digital Public Library of America (bulk download)
- Open Glam Open Collections – openly licensed datasets from several cultural institutions. All collections provide digital scans or photos that can be freely used without any restrictions. Most of the objects are in the Public Domain because of their age, or are licensed under an open Creative Commons license (CC-BY/CC-BY-SA).
- People of Wye House – A searchable database of the enslaved people of the Wye House Plantation between 1770 and 1826
- British Library Digital Collections
- Los Angeles Community Museum of Art
- New York Public Library
- Cooper-Hewitt National Design Museum
- Pew Internet and American Life Project
- What’s in the Menu (New York Public Library)
- Royal Pavilion and Brighton Museums
- State Records NSW’s Open Data Project
- Victorian Government Data Directory (Victorian Heritage Database)
- Science Museum, National Media Museum, National Railway Museum (UK)
- Sydney Powerhouse Museum
- Pleiades
- Open Context Zooarchaeology/Encyclopedia of Life
- Visualizing.org Datasets
- CMU Movie Summary Corpus
- University of Pennsylvania Museum of Archaeology and Anthropology collections data
- data.gc.ca – one-stop access to Government of Canada data and information
- North Atlantic Population Project – Census microdata from Canada, Great Britain, Germany, Iceland, Norway, Sweden, and the United States from 1801 to 1910.