Kotlin

Swift language IDE support is being discontinued in the Kotlin Multiplatform plugin. Learn what’s changing, what stays supported, and why.

The State of Kotlin in 2026 report combines data from JetBrains research with independent industry data and real-world adoption evidence.

The current compilation approach to Kotlin Multiplatform projects works, but sometimes can lead to unexpected or hard-to-predict behavior. For example: The IDE analysis disagrees with the compiler on an overload, type inference, or whether the code should compile at all – with the IDE being stri…

Kotlin Multiplatform offers a low-risk, high-reward path for organizations looking to modernize their mobile strategy. Learn more.

Discover our priorities and the general direction for Kotlin Multiplatform and Compose Multiplatform over the next six to twelve months.

Kotlin Multiplatform roadmap outlining our key priorities and goals for 2025.

More components to common code, support for type-safe navigation, performance improvements on iOS, and changes from the latest Jetpack Compose update.

To all students and recent graduates: The Kotlin Foundation is excited to announce the launch of the Kotlin Multiplatform Contest! Showcase your creativity and coding skills by building a cross-platform project using Kotlin Multiplatform and win a trip to KotlinConf 2025, the largest Kotlin event of the year. 

Compose Multiplatform 1.6.10 is out, promoting iOS support to Beta and Web support to Alpha!

Welcome Kotlin Multiplatform support in Fleet, which simplifies the development of multiplatform applications.

The Compose Multiplatform 1.5.10 release provides support for Kotlin 1.9.20, offers simplified onboarding, and introduces a new portal for documentation.

In a highly anticipated move, Kotlin Multiplatform, an open-source technology built by JetBrains that allows developers to share code across platforms while retaining the benefits of native programming, has become Stable and is now 100% ready for use in production.