A new service of OCLC to provide 24 hours a day, 7 days a week reference service through cooperating libraries. Originated in a Library of Congress/OCLC project designed to provide professional reference service to researchers anytime (24/7), anywhere, through an international, digital network of libraries and related institutions. Also includes a component designed to facilitate local reference sharing cooperatives.

Collaborative, digital reference service and system that is marketed and hosted by OCLC and developed by the Library of Congress and OCLC, using input from participating members of the Global Reference Network. See also Administration module; Ask a Librarian module; Global Reference Network; Home module; Knowledge Base module; Patron interface; Profile module.