The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Index (5 members)
- MDC Project (3 members)
- Mainpage Section (13 members)
- Mediawiki (1 member)
- 堂區 (1 member)
- 教區 (1 member)
- 經文 (1 member)
- 聖經 (5 members)