| Council on Library and Information Resources | Digitizing Hidden Collections | 12/11/20 | $4,415,000 | Arlington, VA, United States | Public Knowledge |
| Johns Hopkins University | Cataloging Hidden Collections | 06/15/07 | $476,000 | Baltimore, MD, United States | Public Knowledge |
| Library of Congress | Computing Cultural Heritage in the Cloud | 09/12/19 | $1,000,000 | Washington, DC, United States | Public Knowledge |
| Historical Society of Pennsylvania | Graphics Cataloguing | 10/07/87 | $175,000 | Philadelphia, PA, United States | Public Knowledge |
| American Council of Learned Societies | ACLS Digital Extension Grants | 09/06/18 | $3,000,000 | New York, NY, United States | Public Knowledge |
| ARTstor, Inc. | Collection Development Fund | 06/13/03 | $1,000,000 | New York, NY, United States | Public Knowledge |
| Ithaka Harbors, Inc. | Capital Fund | 12/15/03 | $6,000,000 | New York, NY, United States | Public Knowledge |
| The Library Company of Philadelphia | Collection Access - Fellowships | 06/16/87 | $150,000 | Philadelphia, PA, United States | Public Knowledge |
| Academy of Natural Sciences of Philadelphia | Academy Fellow Endowment | 10/01/04 | $250,000 | Philadelphia, PA, United States | Public Knowledge |
| Council of American Overseas Research Centers | Archive Capital Fees | 10/16/06 | $39,500 | Washington, DC, United States | Public Knowledge |
| Massachusetts Institute of Technology | DSpace Federation | 09/20/02 | $300,000 | Cambridge, MA, United States | Public Knowledge |
| National Information Standards Organization | External Evaluation | 04/05/04 | $50,000 | Baltimore, MD, United States | Public Knowledge |
| Gehua Center for Chinese Antiquities | Education and Exhibition Center | 08/22/03 | $25,500 | Beijing, China | Public Knowledge |
| Library of Congress | Collection Evaluation | 10/08/93 | $45,000 | Washington, DC, United States | Public Knowledge |
| University of Oxford | Digital Editions of the Enlightenment | 12/13/18 | $704,000 | Oxford, United Kingdom | Public Knowledge |
| Princeton University Press | Electronic Enlightenment | 02/01/02 | $10,000 | Princeton, NJ, United States | Public Knowledge |
| Princeton University Press | Electronic Enlightenment | 06/15/01 | $74,000 | Princeton, NJ, United States | Public Knowledge |
| The Society for Classical Studies | Database Enhancements | 12/15/03 | $256,000 | Philadelphia, PA, United States | Public Knowledge |
| The British Library | Enhancing Discovery and Access for Audiovisual Collections | 09/15/16 | $590,000 | London, United Kingdom | Public Knowledge |
| Pierpont Morgan Library | Conservation Endowment | 03/18/81 | $600,000 | New York, NY, United States | Public Knowledge |
| The Library Company of Philadelphia | Conservation Endowment | 10/05/83 | $150,000 | Philadelphia, PA, United States | Public Knowledge |
| Newberry Library | Collection Endowment | 09/19/72 | $500,000 | Chicago, IL, United States | Public Knowledge |
| Newberry Library | Conservation Endowment | 03/18/81 | $600,000 | Chicago, IL, United States | Public Knowledge |
| University of Kentucky | Electronic Editions | 06/26/06 | $50,000 | Lexington, KY, United States | Public Knowledge |
| Boston University | Bibliographic Database for East Asian Archaeology | 06/13/03 | $140,000 | Boston, MA, United States | Public Knowledge |
