The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- WaterMelon (Publisher) (1 member)
- WayForward Technologies (Developer) (9 members)
- Way of the Samurai (Series) (2 members)
- Westone (Developer) (1 member)
- Whirlpool (Developer) (1 member)
- White Knight Chronicles (Series) (2 members)
- Wicked Witch Software (Developer) (2 members)
- Wideload Games (Developer) (2 members)
- Winkysoft (Developer) (1 member)
- Winning Post (Series) (11 members)
- Wired Productions (Developer) (1 member)
- Wired Productions (Publisher) (1 member)
- Wizarbox (Developer) (3 members)
- Wizarding World (Series) (2 members)
- Wizardry (Series) (2 members)
- Wizards of the Coast (Publisher) (4 members)
- Wolfenstein (Series) (3 members)
- Wonder Boy (Series) (3 members)
- Wonderbook (Series) (4 members)
- World Snooker Championship (Series) (2 members)