The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Weapons by game (25 members)
- Weapons gameplay (5 members)
- Websites (14 members)
- Wesker's Report II (50 members)
- Wicked North Sea (9 members)
- Wii U games (2 members)
- Wii games (5 members)
- Wiki (13 members)
- WikiProject Character templates (0 members)
- WikiProject user templates (0 members)
- Wiki Updates (0 members)
- Wiki images (167 members)
- Wikia Chat logs (0 members)
- WildStorm BSAA members (11 members)
- WildStorm Umbrella employees (9 members)
- WildStorm character cards (93 members)
- WildStorm characters (87 members)
- WildStorm comics (4 members)
- WildStorm continuity (10 members)
- WildStorm creatures (12 members)
- WildStorm events (3 members)
- WildStorm images (67 members)
- WildStorm locations (29 members)
- WildStorm lore (5 members)
- WildStorm organizations (10 members)
- Wild Things articles with empty "room examines" sections (9 members)
- Wild Things characters (5 members)
- Wild Things files (12 members)
- Wild Things scenes (26 members)
- Wild Things special items (53 members)
- William Birkin images (26 members)
- Windows Phone games (1 member)
- Wolfpack cutscenes (32 members)
- Works of art (9 members)
- Writers (59 members)
- Xbox 360 games (10 members)
- Xbox 360 themes (2 members)
- Xbox One games (15 members)
- Xbox Series X/S games (3 members)
- Xbox Series X games (1 member)
- Yes All articles lacking Official localisation (2 members)
- Yes All articles lacking Original script (2 members)
- Yoko's special items (41 members)
- Yoko-type characters (4 members)
- Yulang characters (7 members)
- Zippo products (6 members)
- Zombies (48 members)
- Zombified characters (120 members)
- Витлик (1 member)
- Витлик аруисапоаввоис (1 member)