| Blaze Epic | Developer | |
| BlazeChron | Developer | |
| BlazeXenon | Developer | |
| Blazed Apps | Developer | |
| Blazer | Developer | |
| Blazing Badger | DeveloperPublisher | |
| Blazing Lizard | Developer | |
| BlazingMammothGames | Developer | |
| Bleak Grey | Developer | |
| Bledyn | Developer | |
| Bleeding Tapes | Developer | |
| Blendo Games | Developer | |
| Blepco Games | Developer | |
| Blerkotron | Developer | |
| Bless Hay Gaming | Developer | |
| Bleyo | Developer | |
| Blimey! Games Ltd. | Publisher | |
| Blimey! Games Ltd. (under license to SimBin) | Developer | |
| Blind | Developer | |
| Blind Crow Games | Developer | |
| Blind Mystics | Developer | |
| Blind Rooster | Developer | |
| Blind Sky Studios | Developer | |
| Blind Squirrel Games | Developer | |
| BlindTrust | Developer | |
| Blindflug Studios | DeveloperPublisher | |
| Blindside Interactive | Developer | |
| Blini Games | Developer | |
| BlipBloop | Developer | |
| Blissdev | Developer | |
| BlitWorks | DeveloperPublisher | |
| Blitter Animations (Nigel Brown, J. Dave Rogers) | Developer | |
| Blitter Animations (Nigel Brown, Jim Tripp, Jas C. Brooke) | Developer | |
| Blitwise Productions | DeveloperPublisher | |
| Blitworks | Publisher | |
| Blitz Arcade | Developer | |
| Blitz Games | DeveloperPublisher | |
| Blitz Games Studios | Developer | |
| Blitz Games[9] | Developer | |
| BlitzBCRGames | Developer | |
| BlitzSurge Technologies | Developer | |
| BlitzZart | Developer | |
| Blitzfront Game Studio | DeveloperPublisher | |
| Blizzard Classic Arcade | Publisher | |
| Blizzard Entertainment | DeveloperPublisher | |
| Blizzard North | Developer | |
| BlizzieM | Developer | |
| Bllink | Developer | |
| BlobGame12 | Developer | |
| BlobRoss | Developer | |