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Coffee Gb

Coffee Gb is a free, open-source gaming app for Windows, macOS and Linux. Accurate Gameboy Color emulator. It has 1,173 GitHub stars and is released under the MIT license. Its source code is on GitHub at trekawek/coffee-gb.

github.com/trekawek/coffee-gb (opens in a new tab)

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About Coffee Gb

A highly compatible Game Boy and Game Boy Color emulator for the desktop. Coffee GB emulates the original Game Boy (GB/DMG) and Game Boy Color (GBC/CGB). It is built for high compatibility across the historic game library, unusual cartridges and accessories, and modern homebrew, demos, and diagnostic ROMs. The reusable emulation core is written in Java; the desktop application and its orchestration layer use Kotlin and Java.

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FAQ

Coffee Gb FAQ

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Is Coffee Gb free and open source?

Yes. Coffee Gb's source code is public on GitHub under the MIT license, which is OSI-approved or FSF-free, so you can use, copy and change it for free.

How do I install Coffee Gb?

Download the installer for Windows, macOS and Linux from its GitHub Releases page (latest: coffee-gb-2.1.7).

Is Coffee Gb still maintained?

The repository's most recent commit was on Oct 1, 2026. appsgit only lists apps whose repository had a commit in the last six months.