For anything more than a simple app, you will probably use some kind of build automation tools like Maven, Ant or Gradle. The good news is that Kotlin is supported by all three of them.

In this section, will see how to set up Maven and Gradle tools for development with Kotlin.

If you are starting a new project with Gradle or Maven, your IDE probably can generate the required files for you. Here you will learn how to add Kotlin manually because you might have an existing Java project and want to start using Kotlin with it or in case you don't want to use an IDE.