The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Content form (14 members)
- Content form - cellular-contributions (1 member)
- Content form - comment (162 members)
- Content form - infra-inserts (49 members)
- Content form - wiki-page (0 members)
- Content form - wiki-spam (6 members)
- Pages with broken file links (1 member)
- ServPub (9 members)
- ServPubBibliography (1 member)
- Wiki4print (5 members)