River Campus Libraries at the University of Rochester has been a large contributer to the creation of the XC software. They are a founding sponsor of the XCO and also providing the home for XCO staff.
The University of North Carolina – Charlotte, J. Murrey Atkins Library is a founding partner of the XCO. In addition, they are working on integrating XC with the Innovative Interfaces Millenium ILS.
The XC Software has been made possible through the generous support of the Andrew W. Mellon foundation. The Mellon foundation has been a supporter of each phase of the XC software, from concept through reality.