The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Custom color scheme (1 member)
- Date-computing templates (6 members)
- Date mathematics templates (1 member)
- Delaware (0 members)
- Deletion request (5 members)
- Denmark (0 members)
- Deutsch (4 members)
- Disambiguation (0 members)
- Disambiguation and redirection templates (2 members)
- District of Columbia (0 members)
- Documentation assistance templates (2 members)
- Documentation pages (2 members)
- Documentation see also templates (1 member)
- Documentation shared content templates (1 member)
- Documentation subpages without corresponding pages (3 members)
- Drawing (3 members)
- Editace (4 members)
- Editing (0 members)
- Editor Rank Images (62 members)
- Editor revision/Old images (0 members)