The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Pages using Tabber parser tag (68 members)
- Pages with broken file links (1 member)
- Pages with incorrect template use (0 members)
- Pages with script errors (3 members)
- Pages with short description (14 members)
- Pl (0 members)
- Pl-N (0 members)
- Pokémon (8 members)
- Software without a release date set (7 members)
- Software without a version set (5 members)
- Stubs (2 members)
- Talk message boxes (1 member)
- Templates using TemplateStyles (4 members)
- Templates using TemplateStyles without padlocks (1 member)
- Unbricking (11 members)
- Wii (4 members)
- Wii Information (1 member)
- Wii U (4 members)
- Wii U games (2 members)
- Wii U guides (8 members)
- Wii U homebrew (11 members)
- Wii U information (0 members)
- Wii games (6 members)
- Wii guides (13 members)
- Wii homebrew (14 members)
- Wii information (0 members)
- Wikipedia fully protected templates (2 members)
- Work-in-progress pages (39 members)