| Council on Library and Information Resources | Recordings at Risk: Audiovisual Preservation | 09/15/16 | $2,725,000 | Washington, DC, United States | Public Knowledge |
| Council on Library and Information Resources | Postdoctoral Fellowships in Support of Data Curation for African American and African Studies | 09/06/18 | $2,750,000 | Washington, DC, United States | Public Knowledge |
| JSTOR | Art History Cluster | 12/15/00 | $2,800,000 | New York, NY, United States | Public Knowledge |
| Council on Library and Information Resources | Recordings at Risk: Audiovisual Preservation | 03/06/19 | $2,807,000 | Arlington, VA, United States | Public Knowledge |
| New York Public Library | Preservation of At-Risk Audiovisual Collections Phase Two | 12/07/17 | $2,975,000 | New York, NY, United States | Public Knowledge |
| Ithaka Harbors, Inc. | Strategic Alliance | 12/10/15 | $2,995,000 | New York, NY, 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 |
| American Council of Learned Societies | Electronic Publishing Initiative for Scholarly Monographs in History | 06/18/99 | $3,000,000 | New York, NY, United States | Public Knowledge |
| Northwestern University | Chinese Cave Art | 12/17/99 | $3,000,000 | Evanston, IL, United States | Public Knowledge |
| Ithaka Harbors, Inc. | Core Support & Content Development | 12/17/04 | $3,200,000 | New York, NY, United States | Public Knowledge |
| Anthology of Recorded Music, Inc. | General Operations | 03/20/06 | $3,500,000 | Brooklyn, NY, United States | Public Knowledge |
| Ithaka Harbors, Inc. | Capital Fund IV | 09/17/05 | $3,700,000 | New York, NY, United States | Public Knowledge |
| Council on Library and Information Resources | Digitizing Hidden Special Collections and Archives - Enabling New Scholarship Through Increasing Access to Unique Matierals | 03/12/15 | $4,000,000 | Washington, DC, United States | Public Knowledge |
| Council on Library and Information Resources | Cataloging Hidden Special Collections and Archives | 03/13/14 | $4,000,000 | Washington, DC, United States | Public Knowledge |
| ARTstor, Inc. | Collection Development Fund III | 12/17/04 | $4,000,000 | New York, NY, United States | Public Knowledge |
| Council on Library and Information Resources | Cataloging Hidden Special Collections and Archives | 03/14/13 | $4,000,000 | Washington, DC, United States | Public Knowledge |
| Stanford University | Linked Data for Production: Pathway to Implementation | 05/31/18 | $4,000,000 | Stanford, United States | Public Knowledge |
| New York Public Library | William G. Bowen Endowment for Technology and Scholarship | 03/20/06 | $4,000,000 | New York, NY, United States | Public Knowledge |
| Council on Library and Information Resources | Recordings at Risk: Audiovisual Preservation | 12/08/22 | $4,000,000 | Alexandria, VA, United States | Public Knowledge |
| Council on Library and Information Resources | Special Collections Cataloging Program | 03/14/08 | $4,274,000 | Washington, DC, United States | Public Knowledge |
| Council on Library and Information Resources | Special Collections Cataloging Program II | 03/13/09 | $4,303,000 | Washington, DC, United States | Public Knowledge |
| Council on Library and Information Resources | Digitizing Hidden Special Collections and Archives | 12/08/16 | $4,340,000 | Washington, DC, United States | Public Knowledge |
| Council on Library and Information Resources | Digitizing Hidden Special Collections and Archives | 12/10/15 | $4,340,000 | Washington, DC, United States | Public Knowledge |
| Council on Library and Information Resources | Digitizing Hidden Collections | 12/11/20 | $4,415,000 | Arlington, VA, United States | Public Knowledge |
| Ithaka Harbors, Inc. | Capital Fund II | 10/01/04 | $4,500,000 | New York, NY, United States | Public Knowledge |
