Does Kotlin compile to JS?

Kotlin/Native is a technology for compiling Kotlin code to native binaries which can run without a virtual machine. Kotlin/Native includes an LLVM-based backend for the Kotlin compiler and a native implementation of the Kotlin standard library.

Scala and Kotlin both compile to JVM byte code , not actual Java code. You can disassemble the Java byte code to Java source code but it won’t be very readable.

Kotlin for JavaScript Kotlin/JS provides the ability to transpile your Kotlin code, the Kotlin standard library, and any compatible dependencies to JavaScript . The current implementation of Kotlin/JS targets ES5. The recommended way to use Kotlin/JS is via the kotlin.

Kotlin/JVM compiler options The Kotlin compiler for JVM compiles Kotlin source files into Java class files . The command-line tools for Kotlin to JVM compilation are kotlinc and kotlinc-jvm . You can also use them for executing Kotlin script files.