The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Slums (3 members)
- Social class (8 members)
- Social democracy (1 member)
- Social democratic parties (4 members)
- Social democrats (3 members)
- Social indicators (1 member)
- Social issues (10 members)
- Social media (7 members)
- Socialism (15 members)
- Socialism by country (11 members)
- Socialism in Albania (1 member)
- Socialism in Chile (1 member)
- Socialism in Germany (3 members)
- Socialism in India (2 members)
- Socialism in Ireland (1 member)
- Socialism in Japan (1 member)
- Socialism in Norway (1 member)
- Socialism in Poland (1 member)
- Socialism in the Netherlands (1 member)
- Socialism in the United States (7 members)