The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- All Spells (76 members)
- Animal Monsters (18 members)
- Article management templates (3 members)
- Article stubs (0 members)
- BlogListingPage (0 members)
- Browse (4 members)
- CLOUDS Monsters (0 members)
- Candidates for deletion (0 members)
- Category templates (3 members)
- Cleric and Paladin Spells (39 members)
- Clouds Monsters (90 members)
- Community (4 members)
- Content (2 members)
- Copyright (1 member)
- DARKSIDE Monsters (0 members)
- Darkside Monsters (94 members)
- Disambiguations (0 members)
- Dragon Monsters (14 members)
- Engine (2 members)
- Event Opcodes (61 members)
- File Formats (27 members)
- Forums (6 members)
- Game (1 member)
- General wiki templates (24 members)
- Golem Monsters (11 members)
- Help (6 members)
- Help desk (6 members)
- Hidden categories (2 members)
- Humanoid Monsters (49 members)
- Image wiki templates (9 members)
- Images (1 member)
- Insect Monsters (11 members)
- Markup Templates (1 member)
- Miscellaneous Opcodes (2 members)
- Monsters (184 members)
- Opcodes (2 members)
- Opcodes marked as 'Do Not Use' (1 member)
- Organisation (8 members)
- Pages that need verification (3 members)
- Pages with broken file links (0 members)
- Policy (3 members)
- Ranger and Druid Spells (39 members)
- Site administration (3 members)
- Site maintenance (3 members)
- Sorcerer and Archer Spells (39 members)
- Structures (2 members)
- Templates (5 members)
- Undead Monsters (24 members)
- Unique Monsters (57 members)
- Watercooler (3 members)