Latest news
March 23, 2026
KotlinConf’26 Speakers: In Conversation with Josh Long
“There’s never been a better time to be a JVM or Spring developer.” The Spring ecosystem has evolved dramatically over the past decade, from traditional enterprise applications to microservices, distributed systems, and now AI-powered services. Few people have witnessed that evolution as closely as Josh Long, who has served as Spring’s first Developer Advocate since […]
March 20, 2026
KotlinConf 2026: Talks to Help You Navigate the Schedule
The full KotlinConf’26 schedule is finally live, and it’s packed! With parallel tracks, deep-dive sessions, and back-to-back talks, planning your time can feel overwhelming. When almost every session looks interesting, deciding where to spend your time isn’t easy. To help you navigate it all, the Kotlin team has selected a few talks worth adding to […]
March 18, 2026
Google Summer of Code 2026 Is Here: Contribute to Kotlin
The Kotlin Foundation is joining Google Summer of Code (GSoC) 2026! If you are a student or an eligible contributor looking to spend your summer working on a real-world open-source project, this is your chance to make a meaningful impact on the Kotlin ecosystem while also benefiting from the mentorship of experienced engineers. Take part […]
March 16, 2026
Kotlin 2.3.20 Released
The Kotlin 2.3.20 release is out! Here are the main highlights: For the complete list of changes, refer to What’s new in Kotlin 2.3.20 or the release notes on GitHub. How to install Kotlin 2.3.20 The latest version of Kotlin is included in the latest versions of IntelliJ IDEA and Android Studio. To update to […]
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
Share code on your terms and for different platforms
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.
Get startedBig, friendly and helpful community
Kotlin Foundation
