John GBA Alternatives

RetroArch is a graphical frontend for emulators, game engines, and media players.

VisualBoyAdvance (VBA) is a free software (GNU GPL) emulator targeted for the Game Boy, Super Game Boy, Game Boy Color, and Game Boy Advance handheld game consoles sold by Nintendo.

higan was formerly known as bsnes. The project was renamed after becoming a multi-system emulator.

mGBA is an open source emulator of the Game Boy Advance. The goals are speed and accuracy.

VisualBoyAdvance (commonly abbreviated as VBA) is a free emulator of the Game Boy, Game Boy Color, and Game Boy Advance handheld game consoles as well as of Super Game Boy and Super Game Boy 2.

A front-end or user interface (UI) is the presentation and interaction layer of an app or website. Most modern emulator apps have basic game list UIs that you can interact with using a mouse/keyboard but not a game controller.

RetriX is an emulator front end for UWP, on all the hardware platforms it supports: it serves the same purpose as RetroArch but is built from the ground up to integrate as well as possible with Windows.

The number one Game Boy Advance emulator for iOS is back, and has been rewritten from the ground up for iOS 7.

My Boy! is an emulator to run GameBoy Advance games on the broadest range of Android devices, from very low-end phones to modern tablets. It emulates nearly all aspects of the real hardware correctly.

BoycottAdvance is a free and portable emulator for the Nintendo Gameboy Advance handheld. Program is available on Windows, Macintosh, BeOS, Linux, FreeBSD and there is even a Java port, playable online.