| Attachment | Basic attachment interface. |
| Board | Model containing board data: board name, title and description. |
| BoardCategory | Model containing board category data: category title and array of |
| EmbeddedAttachment | This class can handle some embedded links. |
| FileAttachment | Model containing attached file data. |
| Icon | Model containing post icon. |
| Post | Model containing post data. |
| Posts | Model containing posts data. |
| ThreadSummary | Model containing thread summary: board name, thread number and short description. |
| EmbeddedAttachment.ContentType | Embedded file content type. |