The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- 3D Enabled (18 members)
- Abilities (4 members)
- Ability redirects (88 members)
- Achievement Images (84 members)
- Achievement redirects (32 members)
- Achievements (6 members)
- Administrative Images (25 members)
- Administrative Templates (0 members)
- Administrators (6 members)
- Aedra (33 members)
- Aedric Artifacts (17 members)
- Agnostic Users (13 members)
- Akatosh Fans (1 member)
- Akaviri (16 members)
- Album covers (4 members)
- Alchemists (4 members)
- Alchemy (9 members)
- Alchemy Items (8 members)
- Alchemy Shops (2 members)
- Aldmer (7 members)
- Aldmeri Culture (4 members)
- Aldmeri Dominion Members (16 members)
- Alessian Bloodline (4 members)
- Alessian Order (10 members)
- Alteration (6 members)
- Alteration Icons (10 members)
- Altmer (16 members)
- Amulets (5 members)
- Ancestral Tombs (1 member)
- Apparel (6 members)
- Apparel Images (5 members)
- Apparel Pieces by Game (5 members)
- Apparel by Game (6 members)
- Apparel by Piece (9 members)
- Arena (23 members)
- Arena: Alteration (1 member)
- Arena: Altmer (1 member)
- Arena: Argonians (1 member)
- Arena: Armor (97 members)
- Arena: Armor Images (151 members)
- Arena: Armor Sets (10 members)
- Arena: Armor Stub (2 members)
- Arena: Armor by Piece�� (6 members)
- Arena: Articles Needing Attention (4 members)
- Arena: Articles with excessive redlinks (0 members)
- Arena: Articles with unconfirmed content (0 members)
- Arena: Artifacts (18 members)
- Arena: Attributes (8 members)
- Arena: Audio Files (51 members)
- Arena: Black Marsh Locations (35 members)