The main classes in this namespace are:
| Attachment | Represents an attachment that will be added to a document. |
| AttachmentInfo | Represents an attachment inside a document. |
| CadInputOptions | Represents a set of Cad input options used for document conversion. |
| DocumentConverter | Provides methods for document conversion. |
| DocumentConverterResult | Represents the result of a document conversion. |
| DocumentFormatGroupInfo | Provides information about a document format group. |
| DocumentFormatInfo | Provides information about a document format. |
| DocumentUltimateConfiguration | Provides properties and methods for changing this library's configuration. |
| HtmlOutputOptions | Represents a set of html output options used for document conversion. |
| ImageOutputOptions | Represents a set of image output options used for document conversion. |
| ImageWatermark | Represents a set of image watermark options used for document conversion. |
| InputOptions | Represents a set of common input options used for document conversion. |
| NumberRange | Represents a range of numbers. |
| OutputOptions | Represents a set of common output options used for document conversion. |
| PageRange | Represents a range of page numbers. |
| PdfOutputOptions | Represents a set of PDF output options used for document conversion. |
| SheetRange | Represents a range of sheet numbers. |
| SpreadsheetInputOptions | Represents a set of Spreadsheet input options used for document conversion. |
| TextWatermark | Represents a set of text watermark options used for document conversion. |
| Watermark | Represents a set of watermark options used for document conversion. |
| WordProcessingInputOptions | Represents a set of Word Processing input options used for document conversion. |
| DocumentEngine | Defines the document engines. |
| DocumentEngineFilter | Defines the document engine filters. |
| DocumentFormat | Defines the supported document file formats. |
| DocumentFormatGroup | Defines the groups for supported document file formats. |
| DocumentFormatSupport | Defines the document format support for loading or saving. |
| HorizontalAlignment | Specifies how a watermark is horizontally aligned relative to a document page. |
| TextAlignment | Specifies how the text is horizontally aligned relative to the watermark rectangle. |
| VerticalAlignment | Specifies how a watermark is vertically aligned relative to a document page. |