wxShapeFramework (wxSF) is a software library/framework based on wxWidgets which allows easy development of software applications manipulating with graphical objects (shapes) like various CASE tools, technological processes modeling tools, etc.
wxShapeFramework Demo Application
UML code generation tool based on wxShapeFramework
UML tool based on wxShapeFramework under Linux
Database manager under Linux (it uses wxSF for ERD)
State Chart diagram based on wxShapeFramework classes