Kotlin

Learn how OAuth2 and JWT work together to secure Spring Boot APIs with token validation, scopes, roles, and fine-grained access control.

Kotlin turns 15! Create a birthday postcard, share your wish, and explore more ways to celebrate the Kotlin Effect with the community.

Golden Kodee finalists are out. Explore the latest Kotlin releases, new learning resources, JVM updates, and tools shaping the Kotlin ecosystem.

Starting from IntelliJ IDEA 2026.2, JetBrains will sunset Kotlin Notebook as a product and will no longer maintain it.

At KotlinConf’26, the JetBrains team and industry partners shared how Kotlin continues to evolve for developers at every scale.

Kotlin is introducing new destructuring syntax. See what changes, why it matters, and how migration will work.

Golden Kodee finalists are out. Explore the latest Kotlin releases, new learning resources, JVM updates, and tools shaping the Kotlin ecosystem.

Learn how to use OpenTelemetry with Kotlin and Spring Boot, and explore the GitHub demo project to see trace IDs in action.

KotlinConf 2026 is taking shape. Catch the latest updates, new Kotlin releases, ecosystem tools, and real-world stories from teams using Kotlin.

This new extension lets you convert individual Java files to Kotlin with a simple context menu action in Visual Studio Code.

KotlinConf 2026 is taking shape. Catch the latest updates, new Kotlin releases, ecosystem tools, and real-world stories from teams using Kotlin.

This tutorial walks you step by step through building a modular Kotlin application with Spring Modulith.