Kotlin

Concise. Multiplatform. Fun.

Get started

Developed by

Latest news

May 19, 2025

Kotlin Multiplatform Tooling: Now in IntelliJ IDEA and Android Studio

We recently outlined our plans for the future of Kotlin Multiplatform tooling. Today, we’re putting those plans into action with the Beta release of the new KMP plugin for your favorite IDEs – IntelliJ IDEA and Android Studio. This plugin simplifies every part of the KMP experience, from project setup to cross-platform development and Compose […]

May 9, 2025

Kodee’s Kotlin Roundup: Compose Multiplatform for iOS is Stable (Plus AI, Web, and More!)

Sit back, relax, and let the Kotlin vibes roll in. This roundup is overflowing with news: major moves in Kotlin Multiplatform (Compose Multiplatform for iOS is Stable 🎉), server-side upgrades, Kotlin for web, and smarter Kotlin development with JetBrains AI. Whether you’re building mobile apps, backend services, or playing with interactive notebooks, there’s something here […]

May 8, 2025

Present and Future of Kotlin for Web

TL;DR: We remain committed to empowering Kotlin developers with robust and seamless support in Kotlin Multiplatform for web development. To achieve this, we are working on several key areas: Kotlin Multiplatform (KMP) aims to help developers share code across different platforms, significantly reducing development time and effort. The web plays a crucial role in this […]

May 6, 2025

Compose Multiplatform 1.8.0 Released: Compose Multiplatform for iOS Is Stable and Production-Ready

Today marks a major milestone in the Kotlin Multiplatform journey: the release of Compose Multiplatform 1.8.0, which brings Compose for iOS to Stable. With this update, Kotlin Multiplatform becomes a complete solution for mobile development, enabling flexible code sharing across both business logic and UI without compromising app quality or losing control over platform-specific capabilities. […]

Kotlin blog

Why Kotlin?

fun main() {
    val name = "stranger"        // Declare your first variable
    println("Hi, $name!")        // ...and use it!
    print("Current count:")
    for (i in 0..10) {           // Loop over a range from 0 to 10
        print(" $i")
    }
}

Get started

Kotlin in action

McDonald's leverages Kotlin Multiplatform (KMP) for their global mobile app, enabling them to build a codebase that can be shared across platforms, removing the need for codebase redundancies.Kotlin Multiplatform

AWS opted for Kotlin over Java for Amazon Quantum Ledger Database (QLDB) thanks to its expressiveness and structured concurrency. They rewrote QLDB in Kotlin, enhancing the user experience, benefiting from its development workflow, and adopting it fully for server-side development.Server-side

Philips utilizes Kotlin Multiplatform in its HealthSuite digital platform mobile SDK. With KMP, they accelerated the implementation of new features and fostered increased collaboration between Android and iOS developers.Kotlin Multiplatform

Adobe Experience Platform chose Kotlin for server-side development because of its concise syntax, async capabilities, and interoperability with Java. This shift boosted productivity and improved the developer experience, replacing Java for real-time services.Server-side

By sharing over 80% of logic across iOS and Android, Forbes now rolls out new features simultaneously on both platforms, keeping the flexibility to withhold or customize features based on the specific platform.Kotlin Multiplatform

Atlassian adopted Kotlin for the Jira Software cloud, leveraging its Java compatibility for seamless integration and minimizing migration challenges. Kotlin's ease of use improved developer productivity and boosted team satisfaction and efficiency.Server-side

Share code on your terms and for different platforms

Simplify the development of cross-platform projects with Kotlin Multiplatform. It reduces time spent writing and maintaining the same code for different platforms while retaining the flexibility and benefits of native programming. Kotlin applications will work on different operating systems, such as iOS, Android, macOS, Windows, Linux, watchOS, and others.

Learn about Kotlin Multiplatform

Big, friendly and helpful community

Kotlin has great support and many contributors in its fast-growing global community. Enjoy the benefits of a rich ecosystem with a wide range of community libraries. Help is never far away — consult extensive community resources or ask the Kotlin team directly.

Kotlin Foundation

Actively supports community efforts in developing the Kotlin ecosystem.

Learn more

Start using Kotlin today!

Get started