| Bullet Proof Software | DeveloperPublisher | |
| Bullet Proof SoftwareJP | Publisher | |
| Bullet-Proof Software | DeveloperPublisher | |
| Bullet-Proof Software JP | Publisher | |
| Bulletproof Outlaws | Developer | |
| BulletsArePeopleToo | Developer | |
| Bullfrog Productions | DeveloperPublisher | |
| Bullfrog Productions, Ltd. | Developer | |
| Bulwark Studios | Developer | |
| Bumblebear Games | DeveloperPublisher | |
| Bumpty Trail Games | Developer | |
| Bumpy Trail Games | Developer | |
| Bun & Birb | Developer | |
| Bun Bo Soup Team | Developer | |
| BunBoi | Developer | |
| BunStudio | Developer | |
| Bund! | Developer | |
| Bundesministerium | Publisher | |
| Bundesministerium für Wirtschaft und Technologie | Publisher | |
| Bundeswehr | Publisher | |
| Bundra | Publisher | |
| Bungalonely | Developer | |
| Bungie | DeveloperPublisher | |
| Bungus Productions | Developer | |
| Bunkasha | Developer | |
| Bunkasha Games | Developer | |
| Bunkasha Publishing | Developer | |
| Bunny Box Games | Developer | |
| Bunny Gun Games | Developer | |
| Bunny Sammy | Developer | |
| BunnyGirlSenpai | Developer | |
| BunnyGun | Developer | |
| BunnyMnemonic | Developer | |
| Buoyant Otter | Developer | |
| Burak Can | Developer | |
| Burak Furkan Akşahin | Developer | |
| Burak Yigitcan Bastug | Developer | |
| BurakKaya | Developer | |
| Burda:ic | Publisher | |
| Burenop | Developer | |
| Burger Guy Productions | Developer | |
| Burger King | Developer | |
| Burger Studio | Developer | |
| BurgerBunn | Developer | |
| Burgerphones | Developer | |
| Burgos Games | DeveloperPublisher | |
| Buried Signal | Developer | |
| Burn House Effects | DeveloperPublisher | |
| Burnerknight Studios | Developer | |
| Burning Crate Studios | Developer | |