Quick answerWorks with a community version
Mostly. GOG does not publish GOG Galaxy for Linux, but the unofficial Heroic Games Launcher client makes it available.
Which install method should you use for GOG Galaxy?
Use unofficial Heroic Games Launcher app.
- Unofficial Heroic Games Launcher app. It is not made or supported by GOG.
Unofficial GOG Galaxy apps for Linux
Heroic Games Launcher is an unofficial desktop app for GOG Galaxy. It is not made or supported by GOG.
flatpak install flathub com.heroicgameslauncher.hglBest GOG Galaxy alternatives for Linux
Sources
GOG Galaxy on Linux: common questions
Does GOG Galaxy work on Linux?
Mostly. GOG does not publish GOG Galaxy for Linux, but the unofficial Heroic Games Launcher client makes it available.
What is the best Linux alternative to GOG Galaxy?
Steam is the closest alternative that runs on Linux. Steam: Valve publishes an official Linux version of Steam. It’s on Flathub (5.7M installs) and in the Arch Linux and openSUSE Tumbleweed repositories.