Methods, systems and computer program products are provided for social networking. In one method, a network builder receives a digital object from the user. The digital object contains information associated with the user. The network builder extracts the information associated with the user from the digital object. The network builder further access the strength of relationships between the user and a plurality of other users, each associated with one or more social networks. The relationships strength is extracted based at least in part on the extracted information. The network builder then adds the user to one or more social networks based on the information associated with the user and the strength of the relationships between the user and the plurality of other users.