Different use cases. Golang is made for simple deployments, mostly services that need to scale, stuff you'd previously had to use something like C++ or Java fo

Different use cases. Golang is made for simple deployments, mostly services that need to scale, stuff you'd previously had to use something like C++ or Java for. Dart is mostly relevant if you're building apps with Flutter. Kotlin isn't Google's creation, they just recommend it for developing native Android apps instead of Java.