The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Library works by Friedrich Engels (19 members)
- Library works by Gabriel Rockhill (3 members)
- Library works by George Jackson (1 member)
- Library works by Georges Politzer (2 members)
- Library works by Georgi Dimitrov (1 member)
- Library works by Georgi Plekhanov (2 members)
- Library works by Grover Furr (3 members)
- Library works by Gus Hall (1 member)
- Library works by Harry Haywood (2 members)
- Library works by Ho Chi Minh (4 members)
- Library works by Ilan Pappe (2 members)
- Library works by James Connolly (2 members)
- Library works by Jones Manoel (1 member)
- Library works by Joseph Stalin (18 members)
- Library works by Karl Marx (26 members)
- Library works by Kim Il-Sung (0 members)
- Library works by Kim Il-sung (1 member)
- Library works by Kim Il Sung (6 members)
- Library works by Kim Jong-Il (1 member)
- Library works by Kim Jong-Un (0 members)