Abstract: System and method for integrated management of end-user information. The system is composed of a unique computer application and a single object-oriented database. The unique computer application creates and edits objects of information of different types. The objects of information of different types are organized into hierarchical structures providing high-level structured documents recorded into the single object-oriented database. The objects of information of different types are identified by a type identifier and an object identifier. Each type of object of information is described in terms of data fields and metadata fields. The unique computer application is compound of a plurality of software components that can be included in or excluded from the application to provide specific functionality for implementing management of specific high-level structured documents.