The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Soviet Union navigational boxes (1 member)
- Soviet Union portal (3 members)
- Soviet agronomists (1 member)
- Soviet anti-USA posters (6 members)
- Soviet anti-fascist posters (1 member)
- Soviet military personnel of the Russian Civil War (1 member)
- Soviet military personnel of the Spanish Civil War (1 member)
- Soviet politicians (17 members)
- Soviet propaganda posters (37 members)
- Space Programs (1 member)
- Speeches (15 members)
- Speeches by Enver Hoxha (1 member)
- Speeches by Fidel Castro (1 member)
- Speeches by Mao Zedong (1 member)
- Spies (1 member)
- Sports (2 members)
- State bodies (2 members)
- State emblems (2 members)
- State ideologies (3 members)
- State media (6 members)