JetBrains has released Kotlin 2.0.20, featuring performance improvements, bug fixes, and the stable Kotlin K2 compiler. Key updates include enhanced data class copy function visibility, concurrent marking in Kotlin/Native's garbage collector, and support for Gradle 8.6-8.8. The update also includes improvements to the Compose compiler and UUID support in the standard library.
https://alternativeto.net/news/2024/8/jetbrains-launches-kotlin-2-0-20-with-performance-boosts-stable-k2-compiler-and-more/