AddFlow for Silverlight is a Silverlight 4 component that lets you quickly build flowchart enabled Silverlight applications like workflow diagrams, database diagrams, communication networks, organizational charts, process flow, state transitions diagrams, telephone call centers, CRM (Customer Relationship Management), expert systems, graph theory, quality control diagrams, etc. AddFlow for Silverlight Professional version includes a set of graph layout algorithms (Hierarchic, Force-directed, orthogonal, series-parallel, tree, radial). AddFlow for Silverlight Professional is Runtime Royalty free.