Latest news
August 26, 2025
How Kotlin Notebook Helps You Teach Programming
Kotlin Notebook is a great tool for educators who want to teach programming in a more hands-on way. It lets you combine runnable code, Markdown textual explanations, and visualizations in one interactive environment. There’s no need to switch between multiple windows with slides, live demos, and IDEs during lectures. You can use a single notebook […]
August 25, 2025
What’s Next for Kotlin Multiplatform and Compose Multiplatform – August 2025 Update
This post outlines our priorities and the general direction for our Kotlin Multiplatform and Compose Multiplatform projects over the next six to twelve months. Our goals for Kotlin Multiplatform are closely aligned with those detailed in the Kotlin roadmap. Be sure to check it out for more context around the direction we’re heading. Key priorities […]
August 22, 2025
Kotlin on the Backend – What’s New From KotlinConf 2025
KotlinConf 2025 has firmly placed server-side Kotlin in the spotlight, and rightly so. Between Spring collaboration, an upgraded ecosystem, performance boosts, AI tooling, and the adoption of the language by big companies, this is Kotlin at its (backend) best. Here’s a breakdown of what was announced, what’s new, and what you absolutely must check out […]
August 13, 2025
Kodee’s Kotlin Roundup: 2.2.20-Beta2, Kotlin LSP Update, Shipaton 2025, and a New Face on the Foundation Board
Kodee here – your ever-cheerful tour guide through the ever-bustling streets of Kotlin-land. Summer may be the season for vacations, but we’re not slowing down! Let’s take a stroll through the latest news. Did you know I regularly share Kotlin Roundups packed with the latest ecosystem news? Sign up to stay in the loop on […]
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")
}
}Kotlin in action
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Kotlin + AI
JetBrains is investing in AI models tailored for Kotlin, providing open data, benchmarks, and AI-native tooling integrated into your workflow.
At the same time, Kotlin makes it easy to build your own AI-powered features with seamless backend integrations and a growing ecosystem.
What you get with Kotlin + AI
- Strong support across JetBrains AI tools like AI Assistant and Junie
- Robust functionality for building AI-powered apps on the JVM
- Native integration with tools like Spring AI and LangChain4j
- Open data and benchmarks for better code generation
Build your own AI agents with Koog
Koog is JetBrains’ new Kotlin-native framework for creating powerful AI agents that run locally, interact with tools, and automate complex tasks. Whether you’re developing a simple chat assistant or an advanced multi-step workflow, Koog gives you full control with clean Kotlin code – no external services are required. Build, extend, and experiment with AI agents entirely in Kotlin.
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Kotlin Foundation
