The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Ability Scores (10 members)
- Administration (4 members)
- Adventure (19 members)
- Adventure Zone Events (9 members)
- Adventure Zones (46 members)
- Adventurer (27 members)
- Adventurer's Tool (Catching) (18 members)
- Adventurer's Tool (Collecting) (18 members)
- Adventurer's Tool (Harvesting) (18 members)
- Adventurer's Tool (Hunting) (18 members)
- Adventurer's Tool (Logging) (18 members)
- Adventurer's Tool (Mining) (18 members)
- Alchemical Extravaganza (5 members)
- Alchemist (28 members)
- Alchemist's Tool (19 members)
- Alchemy (146 members)
- Alchemy tasks (305 members)
- Alembic (2 members)
- Alteration Manual (6 members)
- Always Double Refinement (27 members)
- Anointed Champion Feats (3 members)
- Anointed Champion Features (3 members)
- Anointed Champion Powers (11 members)
- Anvil (5 members)
- April Fowls (3 members)
- Arbiter Feats (10 members)
- Arbiter Features (4 members)
- Arbiter Powers (27 members)
- Arcane (1 member)
- Arcane Coffer Gauntlet (6 members)
- Arcanist Feats (10 members)
- Arcanist Features (4 members)
- Arcanist Powers (28 members)
- Armor (1,666 members)
- Armor Enchantment (99 members)
- Armor Reinforcement Kit (69 members)
- Armor Set (10 members)
- Armor screens (1 member)
- Armorer (28 members)
- Armorer's Tool (21 members)
- Armorsmithing (144 members)
- Armorsmithing tasks (158 members)
- Arms (1,650 members)
- Article stubs (1,312 members)
- Artifact (25 members)
- Artifact Belt (58 members)
- Artifact Cloak (47 members)
- Artifact Off-hand (346 members)
- Artifact Weapon (408 members)
- Artifact equipment (9 members)