Kotlin doesn’t get a ton of discussion here, but there’s a steady trickle of Kotlin-related submissions. Most of them are tagged
java right now even when they’re about running Kotlin on non-JVM platforms.
Example submissions that could have used the tag:
Adding a tag for Kotlin will allow people who are interested in Java but not other JVM languages to filter it out. There is precedent for splitting other JVM languages out from under
java: we already have