2019-05-06 State of Resource Interoperability for Calendaring, Groupware, and Project (CD 0905) Management V1.0 CC/R 0905:2009 pubdocs/CD0905%20State%20of%20Resource%20Interoperability%20V1.0.pdf 2009-06-10 This document was created by the USECASE Technical Committee of the Calendaring and Scheduling Consortium. This document is a survey of the present state of resource interoperability for a representative sample of calendaring, groupware, and project management applications. \"Interoperability of resources\" within the domains surveyed is a level of functionality that allows the communication of resource information between applications that is humanly useful though not necessarily identical for both systems. published USECASE