Managing workflow on a plurality of installed application components that interact with a central hosted component is disclosed. A rule defined on the central hosted component is obtained. A new action item to be executed on an installed application component in the plurality of installed application components is generated at least in part by applying the obtained rule based at least in part on data provided by the installed application component and information that is managed by the central hosted component. The new action item to be executed by the installed application component is communicated. The new action item modifies a workflow on the installed application component without modifying application code on the installed application component.