1. A method comprising: collecting, by an apparatus, a plurality of configuration information sets regarding a plurality of network service applications; converting, by the apparatus, the plurality of configuration information sets into a number of normalized application instance graphs; identifying, by the apparatus, at least one sub-graph that is sufficiently common, based on a pre-defined criteria, to the number of the normalized application instance graphs; and generating, by the apparatus, one or more application blueprint files based, at least in part, upon the number of normalized application instance graphs including the at least one identified sub-graph.