| BasicJobTicketSchema | Class represents XMP Basic Job Ticket Schema. |
| BasicSchema | Class represents the XMP Basic Schema. |
| DublinCoreSchema | Class represents the Dublin Core Schema. |
| PagedTextSchema | Class represents the XMP Paged-Text Schema. |
| PdfASchema | Class represents PdfA Schema. |
| PdfUASchema | This class used to create PDF/UA version 1 documents. |
| RightsManagementSchema | Class represents the XMP Rights Management Schema. |
| XmpArray | Class represents the XMP array data type. |
| XmpCollection | This class represents the base class for all the XMP data structures. |
| XmpDataType | This class represents the base class for all xmp data types. |
| XmpJob | This class represents the XMP job data structure. |
| XmpLangAltList | This class represents a language alternative, which is an array of type
that has a language property qualifier. |
| XmpMetadata | This class represents the XMP metadata for a PDF document. |
| XmpSchema | Represents the base class for all XMP schemas. |
| XmpThumbnail | This class represents the data structure for a thumbnail image for a file. |
| XmpWriter | Represents the writer for writing XMP metadata to a document. |