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April 5, 2025

Join Kotlin Heroes: Episode 12 and Win Kotlin Swag

Kotlin Heroes is a fun and challenging contest with problems designed to be interesting for programmers of all levels. Solve algorithmic problems, learn more about Kotlin, and get a chance to win prizes! The main contest will take place on April 7, 2025, but the practice round is already open – so jump in anytime […]

April 4, 2025

Bringing Fuzz Testing to Kotlin with kotlinx.fuzz

Identifying edge cases for testing can be a challenging task, often leaving hidden bugs and vulnerabilities undetected. Fuzz testing (fuzzing) addresses this challenge by automatically generating tests with random or invalid inputs, enabling developers to uncover unexpected exceptions and failure scenarios. Thanks to its effectiveness in detecting critical software flaws, fuzzing has gained widespread use […]

April 1, 2025

Amper Update April 2025 – IDE and CLI Feature Drop!

Amper 0.6.0 is out, with improvements to both the IDE and CLI experience. Read on for all of the details, and see the release notes for the full list of changes and bug fixes. To get support for Amper’s latest features, use IntelliJ IDEA 2025.1 Beta (or newer). IDE improvements Improved template workflows Templates allow […]

March 24, 2025

Kodee’s Kotlin Roundup: New Releases, OpenAI vs. DeepSeek, and Compose Hot Reload

Hi, Kotlin fans! Kodee’s back with another roundup of the latest updates and stories from the Kotlin world. Grab your favorite drink, sit back, and enjoy! Kotlin YouTube spotlight Check out our latest YouTube videos and Shorts – sit back, relax, and enjoy!

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")
    }
}

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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.

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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.

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Start using Kotlin today!

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