The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Homebrew using libwiisprite (0 members)
- Homebrew utility applications on 3DS (174 members)
- Homebrew utility applications on PSP (85 members)
- Image namespace templates (1 member)
- Indexed pages (1 member)
- Infobox Switch homebrew (0 members)
- Infobox homebrew using invalid type parameter (11,444 members)
- Infobox templates (1 member)
- Internal link templates (1 member)
- Interwiki link templates (1 member)
- Main (2 members)
- Maths homebrews on DS (21 members)
- Maths homebrews on GBA (6 members)
- Media players on DS (32 members)
- Media players on GBA (13 members)
- Music homebrews on DS (85 members)
- Music homebrews on GBA (18 members)
- Music homebrews on PSP (22 members)
- NDS Homebrew Application (0 members)
- Navbox (navigational) templates (1 member)