| Bitecore | DeveloperPublisher | |
| Bitfinity | DeveloperPublisher | |
| Bitforge | Publisher | |
| Bithell Games | DeveloperPublisher | |
| Biting Mascot | Developer | |
| Bitmap Brothers | DeveloperPublisher | |
| Bitmap Bureau | DeveloperPublisher | |
| Bitmap Galaxy | Developer | |
| BitmasKing | Developer | |
| Bitmasters | Developer | |
| Bitmesh | Developer | |
| Bitoniau | Developer | |
| Bitron | Developer | |
| Bits & Beasts | Developer | |
| Bits Art | Publisher | |
| Bits Corporation | Developer | |
| Bits Laboratory | Developer | |
| Bits Studio | Developer | |
| Bits Studios | Developer | |
| Bits of Magic | Developer | |
| Bitsmasters | Developer | |
| Bitsmitten Studios | Developer | |
| Bitstep | Developer | |
| Bitten Toast Games | DeveloperPublisher | |
| BitterMoss Games | Developer | |
| Bitterly Indifferent | Developer | |
| BittersweetGames | Developer | |
| Bitumenarts | Developer | |
| Bitway | Publisher | |
| Bitzawolf | Developer | |
| Bit² | DeveloperPublisher | |
| Biustar Games | Developer | |
| Bivium | Developer | |
| Bizarre Computer Productions | Developer | |
| Bizarre Computer Productions (Martin Severn, Sonic Graffiti) | Developer | |
| Bizarre Creations | Developer | |
| Bizarre Developments | Developer | |
| Bizarre Developments (Richard Stevenson, Mike Lister, Paul Bellamy) | Developer | |
| Bizarre Developments (Richard Stevenson, Paul Bellamy) | Developer | |
| Bizarre Developments (Richard Stevenson, Paul Bellamy, Mike Lister) | Developer | |
| BizioBizio | Developer | |
| BizmasterStudios | Developer | |
| Bizmolex | Developer | |
| Bjoerklund | Developer | |
| Bjorn Toreld | Developer | |
| Björn Spruck | DeveloperPublisher | |
| Bl4ckRose | Developer | |
| Bl4ckSh33p-Soft | Developer | |
| Blaby Computer Games | Publisher | |
| Blaby Software | Publisher | |