| Class | Description | |
|---|---|---|
 | NDrawingFormat | The base of all NOV diagram drawing formats. |
| NDrawingFormatRegistry | A document format registry for drawing formats - such as XML and Binary drawing formats. |
| NDrawingInfo | Holds information about a Nevron Diagram drawing. |
| NDrawingLoadSettings | Settings for loading drawings. |
| NDrawingSaveSettings | Settings for saving drawings. |
| NEsriShapefileLoadSettings | Settings for loading an ESRI shapefile. |
| NGedcomDrawingFormat | Genealogical Data Communication (GEDCOM) data format. It is used for exchanging genealogical data between different genealogy software, for example, for family trees. |
| NLibraryFormat | The base of all library formats. |
| NLibraryFormatRegistry | A document format registry for Library Formats - such as XML and Binary library formats. |
| NLibraryLoadSettings | This class holds the settings that are used when loading documents in different library formats. |
| NLibrarySaveSettings | This class holds the settings that are used when saving documents to different library formats. |
| NLibrarySettings | Contains settings for the libraries used in a Nevron Drawing. |
| NNevronDrawingFormat | Base class for Nevron Diagram's native formats. |
| NNevronDrawingSaveSettings | Contains NOV Diagram Drawing save settings. |
| NPredefinedShapeLibraryInfo | Stores information for a predefined shape library (shape factory). |
| NRasterImageDrawingFormat | Base class for all raster image drawing formats. |
| NShapeLibraryInfo | Contains information about a shape library. |
| NShapeLibraryInfoCollection | A collection of shape library infos. |
| NVectorImageDrawingFormat | Base class for vector image draing formats. |
| NVisioService | A singleton that represents a service for converting between different Visio file formats. Must be implemented in an executable application and set to the Instance static field of this class. |