The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Autumn Games (Publisher) (2 members)
- Avalanche Software (Developer) (7 members)
- Avalanche Studios (Developer) (2 members)
- AyeWARE (Publisher) (1 member)
- B.B. Studio (Developer) (9 members)
- B.B Studio (Developer) (1 member)
- BBC Worldwide (Publisher) (1 member)
- BaKno Games (Developer) (1 member)
- BaKno Games (Publisher) (1 member)
- Backbone Entertainment (Developer) (15 members)
- Backbreaker (Series) (2 members)
- Bad Robot Interactive (Developer) (1 member)
- Badland Games (Publisher) (1 member)
- Badland games (Publisher) (1 member)
- Bakugan (Series) (2 members)
- Bandai Namco Games (Developer) (36 members)
- Bandai Namco Games (Publisher) (139 members)
- Banpresto (Developer) (4 members)
- BaseSon (Developer) (2 members)
- Batman: Arkham (Series) (4 members)
- Battlefield (Series) (6 members)
- BeXide (Developer) (1 member)
- BeXide Inc. (Developer) (1 member)
- Beat 'em up (Genre) (41 members)
- Beatshapers (Developer) (1 member)
- Beatshapers (Publisher) (1 member)
- Bedlam Games (Developer) (1 member)
- Bedtime Digital Games (Developer) (1 member)
- Beenox (Developer) (9 members)
- Behaviour Interactive (Developer) (7 members)
- Behaviour Interactive Chile (Developer) (1 member)
- Behaviour Santiago (Developer) (4 members)
- Ben 10 (Series) (4 members)
- Bento (Developer) (1 member)
- Bergsala Lightweight (Developer) (1 member)
- Bethesda Game Studios (Developer) (3 members)
- Bethesda Softworks (Publisher) (14 members)
- Bexide (Developer) (2 members)
- BiP Media (Developer) (2 members)
- BiP Media (Publisher) (1 member)
- Biart (Developer) (1 member)
- Big Ant Studios (Developer) (8 members)
- Big Ant Studios (Publisher) (3 members)
- Big Head Games (Developer) (1 member)
- Big Head Games (Publisher) (1 member)
- Big Huge Games (Developer) (1 member)
- Big Sandwich Games (Developer) (1 member)
- Big Sandwich Games (Publisher) (1 member)
- Bigben Interactive (Publisher) (21 members)
- Bimboosoft (Developer) (1 member)
- Bimboosoft (Publisher) (1 member)
- BioShock (Series) (3 members)
- BioWare (Developer) (6 members)
- Bionic Commando (Series) (3 members)
- BitComposer (Developer) (1 member)
- BitComposer Games (Publisher) (8 members)
- BitComposer Interactive (Developer) (1 member)
- Bizarre Creations (Developer) (3 members)
- Black Bean Games (Developer) (0 members)
- Black Bean Games (Publisher) (10 members)
- Black Forest Games (Developer) (2 members)
- Black Forest Games (Publisher) (1 member)
- Black Rock Studio (Developer) (2 members)
- Black Tower (Developer) (1 member)
- Blade Interactive (Developer) (1 member)
- BlazBlue (Series) (6 members)
- Blazing Angels (Series) (2 members)
- BlitWorks (Developer) (1 member)
- Blitz Arcade (Developer) (2 members)
- Blitz Games (Developer) (6 members)
- Blitz Games Studios (Developer) (1 member)
- Blizzard Entertainment (Developer) (1 member)
- Blizzard Entertainment (Publisher) (1 member)
- Bloober Team (Developer) (3 members)
- Bloober Team (Publisher) (1 member)
- Blue Castle Games (Developer) (5 members)
- Blue Isle Studios (Developer) (1 member)
- Blue Omega Entertainment (Developer) (1 member)
- Blue Tongue Entertainment (Developer) (1 member)
- Bluepoint Games (Developer) (5 members)
- Board game (Genre) (32 members)
- Boku no Natsuyasumi (Series) (2 members)
- Boolat Games (Developer) (1 member)
- Boolat Games (Publisher) (2 members)
- Borderlands (Series) (4 members)
- Borne Games (Developer) (1 member)
- Breakfall (Developer) (1 member)
- Breakfall (Publisher) (1 member)
- Breakout (Genre) (1 member)
- Broccoli (Developer) (1 member)
- Bugbear Entertainment (Developer) (1 member)
- Bulkypix (Publisher) (1 member)
- Bungie (Developer) (1 member)
- Bungie (Publisher) (1 member)
- Burnout (Series) (2 members)
- Buzz! (Series) (9 members)
- Buzz Monkey Software (Developer) (1 member)
- CCP Games (Developer) (1 member)
- CCP Games (Publisher) (1 member)
- CDV Software Entertainment (Publisher) (1 member)
- CI Games (Developer) (1 member)
- CI Games (Publisher) (1 member)
- Cabela's (Series) (11 members)
- Call of Duty (Series) (11 members)
- Call of Juarez (Series) (3 members)
- Camera input: PS Eye (Config) (3 members)
- Camera settings: Qt (Config) (3 members)
- Candygun Games (Developer) (2 members)
- Capcom (Developer) (33 members)
- Capcom (Publisher) (66 members)
- Capybara Games (Developer) (2 members)
- Capybara Games (Publisher) (1 member)
- Card game (Genre) (16 members)
- Castlevania (Series) (4 members)
- Casual Brothers (Developer) (1 member)
- Casual Brothers (Publisher) (1 member)
- Cattle Call (Developer) (1 member)
- Cauldron (Developer) (7 members)
- Cauldron HQ (Developer) (3 members)
- Cave (Developer) (1 member)
- Cavia (Developer) (3 members)
- Cellar Door Games (Developer) (1 member)
- Cellar Door Games (Publisher) (1 member)
- Cellius (Developer) (1 member)
- Certain Affinity (Developer) (1 member)
- Cherry Pop Games (Developer) (1 member)
- Cherry Pop Games (Publisher) (1 member)
- Chunsoft (Developer) (1 member)
- Chunsoft (Publisher) (1 member)
- Cipher Prime (Developer) (2 members)
- Cipher Prime (Publisher) (1 member)
- City Interactive (Developer) (5 members)
- City Interactive (Publisher) (5 members)
- Clap Hanz (Developer) (3 members)
- Class of Heroes (Series) (2 members)
- ClassiC Shikoukairo (Developer) (1 member)
- Clever Beans (Developer) (1 member)
- Climax Studios (Developer) (2 members)
- Clocks scale (Config) (0 members)
- Co-op (Game mode) (369 members)
- Code Mystics (Developer) (1 member)
- Codeglue (Developer) (1 member)
- Codemasters (Developer) (17 members)
- Codemasters (Publisher) (27 members)
- Coffee Stain Studios (Developer) (2 members)
- Cohort Studios (Developer) (6 members)
- ColdWood Interactive (Developer) (3 members)
- Cold Beam Games (Developer) (1 member)
- Cold Beam Games (Publisher) (1 member)
- Combat flight simulator (Genre) (22 members)
- Comcept (Developer) (1 member)
- Command & Conquer (Series) (2 members)
- Compile Heart, Red Entertainment (Publisher) (1 member)
- Compile Heart (Developer) (10 members)
- Compile Heart (Publisher) (12 members)
- Compulsion Games (Developer) (1 member)
- Configurations (79 members)
- Console exclusive (Release type) (550 members)
- Corecell Technology (Developer) (2 members)
- Coreplay (Developer) (1 member)
- Coresoft (Developer) (1 member)
- Costume Quest (Series) (2 members)
- Covers (830 members)
- Crafts & Meister (Developer) (3 members)
- Crash Time (Series) (2 members)
- Crave Entertainment (Publisher) (4 members)
- Creat Studios (Developer) (16 members)
- Creat Studios (Publisher) (10 members)
- Creative Assembly (Developer) (4 members)
- Creative Vault Studios (Developer) (1 member)
- Crispy's! (Developer) (1 member)
- Crispy's (Developer) (1 member)
- Criterion Games (Developer) (4 members)
- Crocodile Entertainment (Developer) (1 member)
- Crocodile Entertainment (Publisher) (1 member)
- Croteam (Developer) (1 member)
- Crunching Koalas (Developer) (1 member)
- Crypton (Developer) (5 members)
- Crysis (Series) (3 members)
- Crystal Dynamics (Developer) (3 members)
- Crytek (Developer) (4 members)
- Curve Digital (Publisher) (6 members)
- Curve Studios (Developer) (4 members)
- Curve Studios (Publisher) (5 members)
- Custom servers (Netplay) (35 members)
- Cyanide Studio (Developer) (7 members)
- CyberConnect2 (Developer) (10 members)
- CyberFront (Developer) (1 member)
- CyberFront (Publisher) (8 members)
- D3 Publisher (Publisher) (27 members)
- DICE (Developer) (7 members)
- DONTNOD Entertainment (Developer) (1 member)
- DTP Entertainment (Developer) (1 member)
- DTP Entertainment (Publisher) (8 members)
- Daisenryaku (Series) (5 members)
- Dancing Dots Studio (Developer) (1 member)
- Danger Close Games (Developer) (1 member)
- Dark Energy Digital (Developer) (4 members)
- Dark Energy Digital (Publisher) (2 members)
- Darksiders (Series) (2 members)
- Date A Live (Series) (2 members)
- Day 1 Studios (Developer) (2 members)
- Dead Island (Series) (3 members)
- Dead Space (Series) (5 members)
- Deadliest Warrior (Series) (2 members)
- Deadline Games (Developer) (1 member)
- DeathSpank (Series) (3 members)
- Debug console mode: On (Config) (2 members)
- Deception (Series) (1 member)
- Deck13 Interactive (Developer) (2 members)
- Deep Silver (Publisher) (23 members)
- Def Jam (Series) (2 members)
- Default resolution: 1920x1080 (Config) (2 members)
- Default resolution: 720x576 (Config) (0 members)
- Default settings repeated (Config) (71 members)
- Degica (Publisher) (2 members)
- Demiurge Studios (Developer) (5 members)
- Dennaton Games (Developer) (2 members)
- Developers (369 members)
- Devil's Details (Developer) (2 members)
- Devil May Cry (Series) (3 members)
- Devolver Digital (Publisher) (5 members)
- Die Gute Fabrik (Developer) (1 member)
- Die Gute Fabrik (Publisher) (1 member)
- Different Cloth (Developer) (1 member)
- Different Tuna (Publisher) (1 member)
- Digital Eclipse (Developer) (3 members)
- Digital Extremes (Developer) (3 members)
- Digital Leisure (Developer) (4 members)
- Digital Leisure (Publisher) (8 members)
- Digital Reality (Developer) (3 members)
- Digital Reality (Publisher) (5 members)
- Dimensional Ink Games (Developer) (1 member)
- Dimps (Developer) (10 members)
- Dirt (Series) (4 members)
- Disable ZCull occlusion queries: On (Config) (6 members)
- Disable vertex cache: On (Config) (16 members)
- Disgaea (Series) (3 members)
- Disney Infinity (Series) (3 members)
- Disney Interactive Studios (Publisher) (26 members)
- Disney Sing It (Series) (5 members)
- Disruptive Games (Developer) (1 member)
- Doctor Entertainment (Developer) (1 member)
- Doctor Entertainment (Publisher) (1 member)
- Doko Demo Issho (Series) (1 member)
- Dontnod Entertainment (Developer) (1 member)
- Doodle (Series) (3 members)
- Doom (Series) (2 members)
- Dorasu (Developer) (1 member)
- Dorasu (Publisher) (1 member)