| BigFoot1709 | Developer | |
| BigGame | Developer | |
| BigHandInSky | Developer | |
| BigMiniGeek | Developer | |
| BigMoon Entertainment | Publisher | |
| BigMountainGames | Developer | |
| BigMuscleWill | Developer | |
| BigPapaOcnarf123 | Developer | |
| BigPark | Developer | |
| BigPlayBen | Developer | |
| BigPotato | Developer | |
| BigSteps | Developer | |
| BigStompyRobots | Developer | |
| Biga Boom | Developer | |
| Bigaston | Developer | |
| Bigbadbackstab | Developer | |
| Bigben Interactive | DeveloperPublisher | |
| Bigben Interactive S.A. | Publisher | |
| Bigben InteractiveEU | Publisher | |
| BigcatStudios | Developer | |
| Bigeishe | Developer | |
| BiggerByteProductions | Developer | |
| Biggest Robot Productions | Developer | |
| Bigmonte Studios | Developer | |
| Bigmoon Entertainment | DeveloperPublisher | |
| Bigosaur | DeveloperPublisher | |
| Bigowls Edition | Developer | |
| Bigway | Developer | |
| Bigzur | Developer | |
| Bigzur Games | DeveloperPublisher | |
| Biim | Developer | |
| Bika-chan | Developer | |
| Biker_Dad | Developer | |
| Bilge Kaan | Developer | |
| Bilibili | DeveloperPublisher | |
| Bill | Developer | |
| Bill Basham | Developer | |
| Bill Budge | Developer | |
| Bill Dunlevy and Douglas Frayer | Developer | |
| Bill Harbison | Developer | |
| Bill Piazza | Developer | |
| Bill Williams | Developer | |
| Bill Witts | Developer | |
| Bill t'ergiest | Developer | |
| BillWilson | Developer | |
| BillehBawb | Developer | |
| Billhilly | Developer | |
| Billiams | Developer | |
| Billie Bust Up | Developer | |
| Billiken Soft | Developer | |