Engines

• 2.5D
• 2D computer graphics
• 4A Engine
• AberMUD
• Adobe AIR
• Adobe Director
• Adobe Flash
• Adobe Flash Player
• Adobe Flash Professional
• Adobe Shockwave
• ADRIFT
• Adventure Game Interpreter
• Adventure Game Studio
• Adventure Graphic Operating System
• AEGIS
• A.I.M. Racing
• Alien vs Predator
• Allakhazam
• Allegro
• Alternativa3D
• Amazon Lumberyard
• AMOS
• Animal Crossing: Wild World
• Antarctica
• Anvil
• Apex Engine
• App Game Kit
• Apple Macintosh
• ApusGameEngine
• Argonaut Games