| 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 | |
| BlobenZ | Developer | |
| BlobfishGames | Developer | |
| BlockCabin | Developer | |
| BlockedGiant | Developer | |
| Blockland LLC | Publisher | |
| Blocksrey | Developer | |
| Blondbraid | Developer | |
| Bloober Team | DeveloperPublisher | |
| Blood Machine | Developer | |
| Blood_Jackal23 | Developer | |
| Bloodberry Games | Developer | |
| Bloodfin | Developer | |
| Bloodhouse | DeveloperPublisher | |
| Bloodlust Software | DeveloperPublisher | |
| BloodserGames | Developer | |
| Bloody Rose Studios | Developer | |
| Bloof | Developer | |
| Blooker | Developer | |
| Bloom Digital Media | DeveloperPublisher | |
| Blooth69 | Developer | |
| Blot Interactive | DeveloperPublisher | |
| Blowfish Studios | DeveloperPublisher | |
| Bloxxel64 | Developer | |
| Bloxxer | Developer | |
| Blu3Be4ry | Developer | |
| BluDrive | Developer | |
| BluShine | Developer | |
| Blubberquark Software | Developer | |
| Blue 52 | Developer | |
| Blue Arrow Team | Developer | |
| Blue Attire | Developer | |
| Blue Byte | DeveloperPublisher | |
| Blue Castle Games | Developer | |
| Blue Elixir Games | Developer | |
| Blue Fang Games | Developer | |
| Blue Giraffe | Developer | |
| Blue Hat Project | Developer | |
| Blue Hill Games | Developer | |
| Blue Impact | Developer | |
| Blue Inc Games | Developer | |
| Blue Isle Studios | DeveloperPublisher | |
| Blue Magic Software | Developer | |
| Blue Mammoth Games | Developer | |
| Blue Manchu | Developer | |
| Blue Monkey Studios | Developer | |
| Blue Moon | Developer | |
| Blue Munchu | Developer | |
| Blue Omega | Developer | |
| Blue Omega Entertainment | Developer | |
| Blue Pin Studio | Developer | |
| Blue Planet Software | Developer | |
| Blue Print | DeveloperPublisher | |
| Blue Renderer Entertainment | Publisher | |
| Blue Renderer Production Studio | Developer | |
| Blue Ribbon | Publisher | |
| Blue Ribbon Software | DeveloperPublisher | |
| Blue Shift | Developer | |
| Blue Sky Productions | Developer | |
| Blue Sky Software | Developer | |
| Blue Sphere | Developer | |
| Blue Sphere Games | Developer | |
| Blue Stadium Games | Developer | |
| Blue Sunset Games | DeveloperPublisher | |
| Blue Tongue | Developer | |
| Blue Tongue Entertainment | Developer | |
| Blue Turtle | Developer | |
| Blue Wanderer | Developer | |
| Blue Wizard Digital | Developer | |
| Blue05 | Developer | |
| Blue2 | Developer | |
| Blue94 | Developer | |
| BlueAppaloosa | Developer | |
| BlueBee | Developer | |
| BlueBirb | Developer | |
| BlueBunnex | Developer | |
| BlueCandleGames | Developer | |
| BlueChronicle | Developer | |
| BlueG | Developer | |
| BlueHats | Developer | |
| BlueJackalope | Developer | |
| BlueKeyGames | Developer | |
| BlueLumin | Developer | |
| BlueMoon (Nebula Games) | Developer | |
| BlueMouseArcade | Developer | |
| BlueOctopus | Developer | |
| BlueOmenDev | Developer | |
| BlueRavenProductions | Developer | |
| BlueSky Software | Developer | |
| BlueSquirrel | Developer | |
| BlueTitanium | Developer | |
| BlueTreeStudios | Developer | |
| BlueWinds | Developer | |
| BlueWizard | Developer | |
| BlueWizard112 | Developer | |
| Blueberry Mauro | Developer | |
| Blueberry Soft | Developer | |
| Bluebomberultra | Developer | |
| Bluehell Productions | DeveloperPublisher | |
| Bluehole | Developer | |
| Bluemoon | Developer | |
| Bluepoint Games | Developer | |
| Blueshift | Developer | |
| BlueshiftInteractiveLLC | Developer | |
| Blueside | Developer | |
| Bluesnow Games | Developer | |
| Bluestone Interactive | Developer | |
| Bluetail7 | Developer | |
| Bluey | Developer | |
| BluishGreenPro | Developer | |
| BlunT76 | Developer | |
| Blunderboffins | Developer | |
| Blunt | Developer | |
| Blunt Damage | Developer | |
| Blunt Instrument | Developer | |
| Bluntteh | Developer | |
| BlurredGames | Developer | |
| BlushingBryde | Developer | |
| Blyant Games | Developer | |
| Blyster | Developer | |
| Bmoda | Developer | |
| Bnha Extra Love to Give | Developer | |
| Bo Jangeborg | Developer | |
| Bo Monroe | Developer | |
| BoDy51 | Developer | |
| BoN | Developer | |
| Boats | Developer | |
| Bob Andrews | Developer | |
| Bob Bishop | Developer | |
| Bob Bluaschild | Developer | |
| Bob Flanagan | Developer | |
| Bob Games | Developer | |
| Bob Hamilton | Developer | |
| Bob Hillyer | Developer | |
| Bob Lancaster | Developer | |
| Bob Mandel | Developer | |
| Bob Pape | Developer | |
| Bob Polin | Developer | |
| Bob Stevenson | Developer | |
| Bob Whitehead | Developer | |
| Bob the Seagull King | Developer | |
| Bob's Stuff | Developer | |
| Bob445566 | Developer | |
| BobIsHere | Developer | |
| BobTheMan | Developer | |
| Boba Studios | Developer | |
| Bobaccountemps1 | Developer | |
| Bobafettus | Developer | |
| BobbertOC | Developer | |
| Bobbi Burrs | Developer | |
| Bobby Levin | Developer | |