The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Ubisoft Toronto (Developer) (1 member)
- Ubisoft Vancouver (Developer) (1 member)
- Ultraman (Series) (1 member)
- Umineko no Naku Koro ni (Series) (2 members)
- Uncharted (Series) (3 members)
- Underground Development (Developer) (2 members)
- United Front Games (Developer) (3 members)
- United Game Artists (Developer) (1 member)
- Unknown/invalid (Release region) (0 members)
- Upper One Games (Developer) (1 member)
- Us! (Developer) (1 member)
- UserJoy Technology (Developer) (1 member)
- Userjoy Technology (Developer) (1 member)
- Userjoy Technology (Publisher) (1 member)
- Utawarerumono (Series) (2 members)
- VBlank NTSC Fixup: On (Config) (1 member)
- VSync: On (Config) (1 member)
- Valcon Games (Publisher) (4 members)
- Valve (Developer) (2 members)
- Valve (Publisher) (3 members)
- Vanguard Games (Developer) (1 member)
- Vanillaware (Developer) (2 members)
- Vatra Games (Developer) (2 members)
- Vblank Entertainment (Developer) (2 members)
- Vblank Entertainment (Publisher) (2 members)
- Vblank rate (Config) (30 members)
- VectorCell (Developer) (2 members)
- Vehicular combat (Genre) (14 members)
- Version2Games (Developer) (1 member)
- Vertical scrolling shooter (Genre) (1 member)
- Vertigo Digital Entertainment (Developer) (1 member)
- Vicarious Visions (Developer) (3 members)
- Vicious Cycle Software (Developer) (6 members)
- Vigil Games (Developer) (2 members)
- Virtua Fighter (Series) (2 members)
- Virtua Striker (Series) (1 member)
- Virtua Tennis (Series) (3 members)
- Virtual Air Guitar (Developer) (1 member)
- Virtual Air Guitar (Publisher) (1 member)
- Virtual On (Series) (1 member)
- Virtual World (Genre) (1 member)
- Virtual pet (Genre) (2 members)
- Virtuos (Developer) (2 members)
- Visceral Games (Developer) (12 members)
- Visual Concepts (Developer) (26 members)
- Visual novel (Genre) (67 members)
- Vivendi Games (Publisher) (5 members)
- Vlambeer (Developer) (1 member)
- Vogster Entertainment (Developer) (1 member)
- Vogster Entertainment (Publisher) (1 member)