... with object relations.
Following additional functionality is provided: Attributes, Mulitplicities, Roles, Object Graph Mode, Coloring, Save and Load, XMI 1.1 Import from Enterprise Architect, Associations (undirected, directed, bidirected), Aggregations, Compositions, Dependency, Generalization, Multiple Virtual Inheritance
(Developer Addendum: It shouldn't be too difficult to add an API for remote application control, e.g. visualize and debug a running programm. See class "ModelViewConnector".)