The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Accessories (41 members)
- Achievements and trophies (52 members)
- Ascension (15 members)
- Attire (8 members)
- Attributes (3 members)
- Auto Parts (97 members)
- Blockades (5 members)
- Bosses (1 member)
- Broken cars (31 members)
- Cameras (2 members)
- Candidates for deletion (1 member)
- Candidates for speedy deletion (0 members)
- Chapters (15 members)
- Character images (12 members)
- Characters (22 members)
- Characters by gender (2 members)
- Citation needed (0 members)
- Cleanup (0 members)
- Cleigne (11 members)
- Combat (14 members)
- Combat nexus (0 members)
- Community (4 members)
- Components (114 members)
- Consumables (10 members)
- Control icons (27 members)
- Cooking (103 members)
- Copyright templates (12 members)
- Creatures (80 members)
- DLC images (8 members)
- Daemons (5 members)
- Daggers (16 members)
- Disambiguations (0 members)
- Dish images (21 members)
- Documentation templates (61 members)
- Downloadable content (15 members)
- Dungeons (14 members)
- Duscae (1 member)
- Events (1 member)
- Exploration nexus (0 members)
- Female characters (7 members)
- Final Fantasy XV (36 members)
- Final Fantasy XV Pocket Edition Wiki (1 member)
- Final Fantasy XV Wiki (11 members)
- Firearms (15 members)
- Fish (101 members)
- Fishing (20 members)
- Fishing Spots (26 members)
- Formatting templates (23 members)
- Front page images (13 members)
- Front page sections (8 members)