Jan 28, 2009 16 min read Write for InfoQ Join a community of experts. Increase your visibility. Grow your career.Learn more Introduction The Concurrency and Coordination Runtime (CCR) is an asynchronous message-passing library for the .NET platform that provides a set of small but powerful primitives that enable a different approach to structuring applications. The effective use of the CCR will result in an application that will be more responsive, will scale better and will be more robust.