| AUX-IN Games | Developer | |
| AV | Developer | |
| AVALANCHE | Developer | |
| AVARUUS | Developer | |
| AVAVT | Developer | |
| AVRGGY | Developer | |
| AWE Games | Developer | |
| AWE Productions | Developer | |
| AWK | Developer | |
| AWombatPlayingGames | Developer | |
| AYUSHMAN001 | Developer | |
| A_Fake_Studio | Developer | |
| A_Nameless_Tess | Developer | |
| A_Sandwich | Developer | |
| AaEsS | Developer | |
| Aabs | Developer | |
| Aackosoft | DeveloperPublisher | |
| Aakil Ahamed | Developer | |
| Aamon | Developer | |
| Aardman | Developer | |
| Aardman Animations | Developer | |
| Aardvark Software | Developer | |
| Aardvark Software (Jeff Caulder) | Developer | |
| AardvarkGames | Developer | |
| Aarjvark | Developer | |
| Aaron | Developer | |
| Aaron A. Reed | Developer | |
| Aaron Bekker-Dulmage | Developer | |
| Aaron Casey | Developer | |
| Aaron Chapin | Developer | |
| Aaron Demeter | Developer | |
| Aaron Desin | Developer | |
| Aaron Duke | Developer | |
| Aaron Hibberd | Developer | |
| Aaron Kaytor | Developer | |
| Aaron Lott | Developer | |
| Aaron Mzn | Developer | |
| Aaron Nemoyten | Developer | |
| Aaron Oldenburg | Developer | |
| Aaron Taecker-Wyss | Developer | |
| Aaron Wise | Developer | |
| Aaron Z. Best | Developer | |
| Aaron and Isaac Gruber | Developer | |
| AaronB | Developer | |
| AaronB123 | Developer | |
| AaronBacon | Developer | |
| AaronFimple | Developer | |
| AaronHughesCGD | Developer | |
| AaronMYoung | Developer | |
| AaronMakesGames | Developer | |