The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- BPMN (2 members)
- BPMN Task (0 members)
- Calendar (1 member)
- Circulation, Statistics (1 member)
- Documentation (1 member)
- EBSCO (1 member)
- FOLIO (1 member)
- Icons (4 members)
- MOBIUS (1 member)
- Pages with broken file links (1 member)
- Training (1 member)
