Repasting my comment from below, but Matcha is actually based on top of gomobile, albeit with a bunch changes to fit the needs of this framework. Gomobile provi

Repasting my comment from below, but Matcha is actually based on top of gomobile, albeit with a bunch changes to fit the needs of this framework. Gomobile provides language bindings and Matcha adds a usable component library on top of that. It serializes Go data structures into protobuf, passes it through to iOS/Android and creates the necessary views. Matcha also does all the layout, event handling etc.