Abstract: In general, in one aspect, the disclosure describes a method of processing content for distribution over a computer network. The method includes receiving submitted electronic content, accessing identification of at least one of a set of more than one electronic book digital rights management (DRM) systems, and automatically generating an electronic book from the received electronic content for distribution in accordance with the identified electronic book digital rights management system(s).

Abstract: In general, in one aspect, the disclosure describes a method of processing content for distribution over a computer network. The method includes receiving submitted electronic content, accessing identification of at least one of a set of more than one electronic book digital rights management (DRM) systems, and automatically generating an electronic book from the received electronic content for distribution in accordance with the identified electronic book digital rights management system(s).

Abstract: In general, in one aspect, the disclosure describes a method for use in electronic content distribution. The method includes storing sets of metadata corresponding to different electronic content titles available for distribution in accordance with different, respective, non-affiliated electronic book digital rights management schemes. At least some of the sets of metadata indicate at least one authorized retailer. The method also includes determining one or more sets of metadata for a retailer, the determined sets corresponding to electronic content the retailer is authorized to retail, and generating an output file of content available to the retailer that includes at least a portion of the determined sets of metadata.

Abstract: In general, in one aspect, the disclosure describes a method of fulfilling a request for an electronic book having an electronic book digital rights management system. The method includes receiving a request for the electronic book from a network client that includes an electronic book identifier and a retailer identifier. The method also includes determining a digital rights management (DRM) system for the identified electronic book from a set of at least two DRM systems provided by different unaffiliated vendor, and distributing the electronic book to the network client in accordance with the electronic book's electronic book DRM system.

Abstract: In general, in one aspect, the disclosure describes a method of processing content for distribution over a computer network. The method includes receiving submitted electronic content, accessing identification of at least one of a set of more than one electronic book digital rights management (DRM) systems, and automatically generating an electronic book from the received electronic content for distribution in accordance with the identified electronic book digital rights management system(s).