| Object Name | #Objects | Status | Description | Infobox template |
|---|
| Concept | 2,585 | stable | This is a catch-all object, to be used on all pages where the other objects don't apply. Extra top level objects will probably be split off from it in due course. | Infobox |
| Decade | 30 | experimental | The object for calendar decades. | |
| Document | 2,265 | stable | This object is only to be used for pages in the document: namespace. It is for documents created by 3rd parties. Document Editing Rules apply. | |
| Employment | 2,554 | stable | The object for names of jobs important enough to have their own Wikispooks page. | Infobox |
| Event | 1,358 | stable | The object for experiences/operations that happened, will happen or were planned to happen. | Infobox event |
| Group | 4,913 | stable | The object for groups of people. For individuals, use 'person' | Infobox organization |
| Person | 13,536 | stable | Use if the subject of the page is an individual human being. For multiple people, use the 'Group' object. | Infobox person |
| Place | 374 | experimental | This experimental object is for regions, cities, grassy knolls, wine cellars etc. | Infobox settlement |
| Property | 265 | stable | The relationships used by SMW to connect pages together. This object mandated for the property: namespace. | |
| Publication | 258 | experimental | This is for pages in the Main: namespace about 3rd party publications. For the contents of these publications, use Template:Document in the Document: namespace. | Infobox |
| Quotation | 2,124 | stable | Quotations are the record of speech of third parties. Direct quotes must be within double quote marks. | |
| Video | 64 | stable | The object for videos. | |
| Website | 405 | stable | The object for websites. This is currently the only main namespace object which doesn't have an infobox. | |
| Year | 344 | stable | The object for calendar years. | |
