The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Cano IV images (1 member)
- Cano I images (1 member)
- Cano System (9 members)
- Capital ship (1 member)
- Capital ships (33 members)
- Carbon Planet (2 members)
- Cargo images (12 members)
- Carrack images (109 members)
- Carrack series (0 members)
- Carragio images (1 member)
- Carriables (2 members)
- Carriers (9 members)
- Carteyna (1 member)
- Carteyna images (1 member)
- Casaba Outlet (2 members)
- Cascom (1 member)
- Cascom images (2 members)
- Cassandra's Tears (0 members)
- Cassel (2 members)
- Castra I images (1 member)
- Castra System (9 members)
- Cataby Backpack images (1 member)
- Category:Upcoming Patches (1 member)
- Caterpillar images (123 members)
- Caterpillar series (0 members)
- Cathcart System (8 members)
- Caudillo Helmet images (5 members)
- Cave (2 members)
- Caves (7 members)
- Cellin (14 members)
- Cellin images (34 members)
- Centauri IV images (1 member)
- Centauri I images (1 member)
- Centauri System (11 members)
- Centauri V images (1 member)
- Centralists (15 members)
- Centuries (19 members)
- Centurion images (20 members)
- Ceremonial Knife images (3 members)
- Cestulus (2 members)
- Character images (105 members)
- Characters (338 members)
- Charon 2a images (1 member)
- Charon 2b images (1 member)
- Charon III images (1 member)
- Charon II images (1 member)
- Charon IV images (1 member)
- Charon I images (1 member)
- Charon System (14 members)
- Charon V images (1 member)