| The Library Company of Philadelphia | IRL Program II | 06/07/93 | $400,000 | Philadelphia, PA, United States | Public Knowledge |
| University of Pennsylvania | Cataloging Special Collections | 12/06/12 | $249,800 | Philadelphia, PA, United States | Public Knowledge |
| University of Pennsylvania | Research Libraries Group | 03/28/79 | $130,000 | Philadelphia, PA, United States | Public Knowledge |
| The Society for Classical Studies | Enhancing APh Online | 03/19/10 | $215,000 | Philadelphia, PA, United States | Public Knowledge |
| The Pennsylvania State University | Personal Digital Archiving Project | 03/15/12 | $143,000 | University Park, PA, United States | Public Knowledge |
| The Pennsylvania State University | Personal Digital Archiving Project II - Zotero | 03/13/14 | $440,000 | University Park, PA, United States | Public Knowledge |
| Conservation Center for Art and Historic Artifacts | Preservation Field Service Center | 03/16/01 | $47,000 | Philadelphia, PA, United States | Public Knowledge |
| South Asian American Digital Archive | Building Financial Resilience in the Digital Humanities | 09/13/21 | $1,000,000 | Philadelphia, PA, United States | Public Knowledge |
| Achieva | Support for Community-Based Archives | 12/10/21 | $100,000 | Pittsburgh, PA, United States | Public Knowledge |
| University of Pittsburgh | Summer Institutes for Advanced Study in the Information Sciences | 06/13/16 | $850,000 | Pittsburgh, PA, United States | Public Knowledge |
| University of Pittsburgh | Latin American Archaeology Database | 01/10/96 | $30,000 | Pittsburgh, PA, United States | Public Knowledge |
| The Pennsylvania State University | The Public Philosophy Journal | 10/03/13 | $236,000 | University Park, PA, United States | Public Knowledge |
| The Library Company of Philadelphia | Training and Professional Development | 09/24/09 | $50,000 | Philadelphia, PA, United States | Public Knowledge |
| American Philosophical Society | Professional Development and Training Program | 09/16/10 | $50,000 | Philadelphia, PA, United States | Public Knowledge |
| The Library Company of Philadelphia | Collection Access - Fellowships | 06/16/87 | $150,000 | Philadelphia, PA, United States | Public Knowledge |
| Historical Society of Western Pennsylvania | IRL Program | 06/07/93 | $500,000 | Pittsburgh, PA, United States | Public Knowledge |
| Philadelphia Area Consortium of Special Collections Libraries, Inc. | Special Collections Survey | 12/17/04 | $411,000 | Philadelphia, PA, United States | Public Knowledge |
| Conservation Center for Art and Historic Artifacts | Preservation Training for Sound and Video Collections | 12/15/06 | $60,000 | Philadelphia, PA, United States | Public Knowledge |
| University of Pennsylvania | Cataloging Special Collections | 12/09/10 | $490,700 | Philadelphia, PA, United States | Public Knowledge |
| The Library Company of Philadelphia | Improved Collection Care and Management | 10/02/98 | $250,000 | Philadelphia, PA, United States | Public Knowledge |
| The Library Company of Philadelphia | Conservation Endowment | 10/05/83 | $150,000 | Philadelphia, PA, United States | Public Knowledge |
| American Philosophical Society | Library Endowment | 10/09/92 | $750,000 | Philadelphia, PA, United States | Public Knowledge |
| Historical Society of Pennsylvania | Collections and Management | 02/27/96 | $29,500 | Philadelphia, PA, United States | Public Knowledge |
| University of Pennsylvania | Cataloging Lea Library | 03/14/08 | $450,000 | Philadelphia, PA, United States | Public Knowledge |
| Historical Society of Pennsylvania | Collections Analysis for Preservation and Cataloging | 03/20/00 | $250,000 | Philadelphia, PA, United States | Public Knowledge |
