Kotlin, the statically typed alterative Java language for JVM and Android development, is showing signs of making it into the big leagues, getting support in development frameworks.
For example, the Spring Framework now supports Kotlin. And there are new frameworks such as Javalin and Ktor that support Kotlin.
Kotlin frameworks: Support in the Spring Framework
Best known as a venerable Java framework featuring dependency injection, Pivotal’s Spring Framework gained Kotlin support in the Spring 5.0 version released this year. Spring 5.0 supports Kotlin extensions, offering an alternative to utility classes and Kotlin-specific class hierarchies, as well as adding Kotlin features to Spring itself.
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