The JetBrains Blog

The Kotlin 2.1.0 release is out! This version introduces new language features, tooling updates, performance improvements, and important fixes. Learn more!

Kotlin 1.9.20 has been released! Highlights include: Kotlin K2 for all targets is in Beta, and Kotlin Multiplatform is Stable. Learn more!

New experimental functions for JVM, Improved kotlin-reflect performance, New -Xdebug compiler option, and more.

Kotlin 1.7.20 has been released! Highlights include: K2 support for several new plugins; preview of the ..< operator for open-ended ranges; K/N memory manager enabled by default; inline classes with generic underlying types (experimental). Learn more!

The Kotlin 1.7.20-Beta release is out! Here are some highlights from this preview version of Kotlin: The new Kotlin K2 compiler supports all-open, no-arg, Parcelize, and other compiler plugins.We introduced the preview of the ..< operator for creating open-ended ranges.The new Kotlin/Native me…

Kotlin 1.7.0 unveils the Alpha version of the new Kotlin/JVM K2 compiler, stabilizes language features, and brings performance improvements for the JVM, JS, and Native platforms.

Kotlin 1.6.20 offers previews of future language features and brings performance improvements for the JVM, JS, and Native platforms.

Enjoy improved performance, a better coroutines debugging experience, WSL 2 and Run Targets support, and more improvements for Kotlin in IntelliJ IDEA 2021.2: IDE performance improvements, including faster test file analysis and faster rename refactoringBetter debugging experience for the corouti…