- EBookBackend — An abstract class for implementing addressbook backends
- EBookBackendFactory — The factory for creating new addressbooks
- EBookBackendSExp — A utility for comparing EContacts or vcards with search expressions.
- EBookSqlite — An SQLite storage facility for addressbooks
- EDataBook — Server side D-Bus layer to communicate with addressbooks
- EDataBookDirect — An interface for implementing Direct Read Access
- EDataBookCursor — The abstract cursor API
- EDataBookCursorSqlite — The SQLite cursor implementation
- EDataBookFactory — The main addressbook server object
- EDataBookView — A server side object for issuing view notifications
- ESubprocessBookFactory