| Class Module | Description |
| AddTextOptions | Represents the options available for formatting and specifying the rendering of added text. |
| AnnotationEventArgs | Used to describe annotations for event handlers. |
| BookmarkContext | This object contains information about a bookmark, and facilitates adding new bookmarks. |
| ConvertOptions | Configures the conversion activities for a PDF document. |
| DocumentMetadata | This object implements information about PDF document metadata. |
| EPSDataInfo | This object implements options when rendering a PDF page to Encapsulated PostScript formats. |
| ExtractImageOptions | Specifies options for extracting images. |
| ExtractPagesOptions | Represents the options which will be used to extract pages. |
| Hyperlink | Describes a PDF hyperlink. |
| ImageDatainfo | This object describes image data outside of an image file. |
| InsertPagesOptions | This object represents the options which are used to insert pages into the document. |
| OpenOptions | Options for opening an existing PDF file. |
| PageArtifactOptions | Represents the options which will be used to add PageArtifacts such as Watermarks. |
| PageInfo | Describes the existing PDF page. |
| PageList | This object represents a collection of PageRange objects. The InsertPagesOptions object and ExtractPagesOptions object use this collection to describe the pages to be inserted from the source Document into the target Document. |
| PageOptions | Options for creating a new PDF page. |
| PageRange | Represents a series of adjacent pages. |
| PdfDocument | This object contains methods and properties for a PDF document. |
| PdfDocumentAttachment | Defines a document-level attachment in a PDF file. |
| PdfDocumentCollection | A collection to manage the PDF documents and associated information. |
| PdfImage | Specifies an image on a page. |
| PdfXpress | The main object for the component. |
| Quadrilateral | Defines a bounding quadrilateral represented by four fixed points at each corner. |
| QuadrilateralCollection | This object represents a collection of Quadrilateral objects. |
| RenderDcOptions | Encapsulates options used when drawing a PDF page to a Windows GDI + device context. |
| RenderEPSOptions | This object provides options when rendering a PDF page to an Encapsulated PostScript. |
| RenderOptions | This object implements options when rendering a page to a bitmap, DIB, or image data. |
| SaveOptions | This object contains options when saving a PDF document to a PDF file. |
| TextFinder | This object provides access to the text of a PDF page and returns selected text match information from user-defined criteria. |
| TextFinderOptions | This object represents the options which are used to generate a TextFinder. |
| TextMatch | This object contains properties to configure text matching. |
| TextMatchOptions | This object represents the options which are used to generate a text match. |
| XfdfOptions | Configures the XFDF data binding activities for a PDF document. |