| Booost On | Publisher | |
| Boost On | Developer | |
| Boot_Danubien | Developer | |
| Bootdisk Revolution | Developer | |
| BootdiskRevolution | Developer | |
| BootleBen | Developer | |
| Bootlegsuck2020 | Developer | |
| BorONE | Developer | |
| Boram Soft | Developer | |
| Borari | Developer | |
| Borderline Genius | Developer | |
| Boreal Tenebrae | Developer | |
| BorealisGames | Developer | |
| Borealys Games | DeveloperPublisher | |
| Bored Amani | Developer | |
| Bored Leviathan | Developer | |
| BoredSkeleton | Developer | |
| BoredomIndeed | Developer | |
| BoringKate | Developer | |
| BoringSuburbanDad | Developer | |
| Borington | Developer | |
| Boris team | Developer | |
| BorisTheBrave | Developer | |
| Boritoz109 | Developer | |
| Born Frustrated | Developer | |
| Born Lucky Games | Developer | |
| Born Ready | DeveloperPublisher | |
| Born Ready Games | DeveloperPublisher | |
| BornBeastGames | Developer | |
| BornCG | Developer | |
| BornToPootle | Developer | |
| Borne Games | Developer | |
| Borodar | Developer | |
| Borokai Studio | Developer | |
| BorpaBoatski | Developer | |
| Borta | Developer | |
| Borys | Developer | |
| Borza | Developer | |
| Bos Wars Team | Developer | |
| Bosnian Game Dev | Developer | |
| Boss Baddie | Developer | |
| Boss Communications | Publisher | |
| Boss Game Studios | Developer | |
| Boss Key Productions | Developer | |
| Boss Team Games | Developer | |
| Bossa Studios | DeveloperPublisher | |
| BossgamingHD | Developer | |
| Bossmann | Developer | |
| Boston Animation | Developer | |
| BostonQ | Developer | |
| Bot Studio | Developer | |
| Botaemic | Developer | |
| Bothtec | DeveloperPublisher | |
| Bothtec, Inc | DeveloperPublisher | |
| Bothtec, Inc. | DeveloperPublisher | |
| Bottino Games | Developer | |
| Bottle Break | Developer | |
| BottleRocket | Developer | |
| BottleRocket Entertainment | Developer | |
| BottledSloth | Developer | |
| Bottlenose Bits | Developer | |
| Bottlerocket Entertainment | Developer | |
| Bottom Up | DeveloperPublisher | |
| Bottom Up JP | Publisher | |
| Bottom UpJP | Publisher | |
| BoucleV | Developer | |
| Bouh | Developer | |
| Bounder Games | Developer | |
| BountyDev | Developer | |
| Bourbontank | Developer | |
| BourrinDesBois | Developer | |
| Bowlcut | DeveloperPublisher | |
| Bownly | Developer | |
| Box Clever Interactive | Developer | |
| Box Mountain Games | Developer | |
| Box Office | Publisher | |
| Box Office Software | DeveloperPublisher | |
| Box Office, Inc. | DeveloperPublisher | |
| BoxFrog Games | Developer | |
| BoxFrogGames | Developer | |
| BoxGames Productions | Developer | |
| Boxed Meat Revolution | Developer | |
| BoxerStudios | Developer | |
| Boxfort | Developer | |
| Boxhead Bros. | Developer | |
| Boxo Games | Developer | |
| BoyAndWitch Studio | Developer | |
| BoyBando | Developer | |
| Boykala | Developer | |
| Boyle and Elggren Games | DeveloperPublisher | |
| Boys Laugh + | Developer | |
| BoyzInBlackk | Developer | |
| Bozar | Developer | |
| Bozia | Developer | |
| Bozon | Developer | |
| Bplus | DeveloperPublisher | |
| Brace Yourself Games | DeveloperPublisher | |
| Bracken Hall | Developer | |
| Bracket | Developer | |
| BracketLogic | Developer | |