The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Homefronts (97 members)
- Ice belts (11 members)
- Icons (1,065 members)
- Image templates (10 members)
- Imported vocabulary (8 members)
- Incursions (84 members)
- Incursions sites (20 members)
- Industrial Command Ships (2 members)
- Industry (45 members)
- Infobox templates (16 members)
- Interceptors (8 members)
- Interdictors (4 members)
- Items (636 members)
- JenLooMiningTaleContest (10 members)
- Jump Freighters (4 members)
- LSC (8 members)
- Lancer Dreadnoughts (4 members)
- Link templates (10 members)
- Logistics Cruisers (5 members)
- Logistics Frigates (4 members)
- Lore (193 members)
- Main Community (8 members)
- Maintenance (18 members)
- Maintenance templates (26 members)
- Marauders (5 members)
- Media to transcribe (119 members)
- Mercenary Tactical Operations (4 members)
- Mining (118 members)
- Mining Barges (3 members)
- Mining Destroyer (0 members)
- Mining Destroyers (2 members)
- Mining Frigates (2 members)
- Mining Missions (31 members)
- Missions (53 members)
- NPCs (22 members)
- NSC (30 members)
- Navbox templates (27 members)
- Navigational templates (2 members)
- Needing updates (175 members)
- Non-neutral articles (0 members)
- Obsolete Skills (20 members)
- Old Doctrines (5 members)
- Ore sites (97 members)
- POS (6 members)
- Pages using duplicate arguments in template calls (1 member)
- Pages where template include size is exceeded (0 members)
- Pages with broken file links (5 members)
- Pages with ignored display titles (5 members)
- Pages with math errors (3 members)
- Pages with math render errors (3 members)