GB Studio

GB Studio is a free, open-source game maker for creating real Game Boy games without coding. It includes a drag-and-drop editor for maps, characters, and dialogue, plus tools for music and events. Games can be exported to play on the web, in emulators, or even on original Game Boy hardware. With its active community, tutorials, and asset packs, GB Studio makes retro game creation accessible to beginners and powerful enough for more advanced users.