Particular embodiments of the present invention are directed to providing an application programming interface allowing developers to create a single version of a social networking application configured to execute on more than one social network, wherein such execution may be customized with respect to each particular social network in which the social networking application may execute. The same or alternative embodiments may also provide an application programming interface for saving and/or retrieving social networking application data in and/or from a common data store, allowing aggregation of data specific to the cross-network social networking application such that the data is available across multiple social networks.