IntelliJ IDEA - The JetBrains Blog

IntelliJ IDEA – the Leading IDE for Professional Development in Java and Kotlin
IntelliJ IDEA 2026.3 is here! This version brings you Air, as well as an extension for Cursor and VS Code, debugging improvements, and support for the latest technologies in the Java ecosystem. …
Read Forrester's analysis of IntelliJ IDEA's benefits on code quality, productivity, and developer experience, and its open approach to AI.
October kept the Java world busy, with JDK news, fresh tutorials, Kotlin updates, AI experiments, and plenty more from across the wider ecosystem. We've gathered the best of it in one place, so you can skip the scrolling and get straight to the good stuff. To top it all off, Piotr Przybył joins us a…
Welcome to an overview of the most important fixes and usability improvements in IntelliJ IDEA 2026.3. IntelliJ IDEA 2026.3 ships over 1,000 bug fixes and over 300 performance fixes. We focused on performance, Java and Kotlin code intelligence, and the core workflows that matter for both classic …
AI agents may make code faster to produce, but they don’t make it cheaper to run. In applications managing millions of objects, memory allocation and garbage collection still matter. The JVM has been addressing these costs on several fronts: ZGC targets garbage collection pauses, Project Leyden tack…
IntelliJ IDEA 2026.2.4 is now available! You can update to this version from inside the IDE, using the Toolbox App, or using snaps if you are a Ubuntu user. You can also download it from our website. The latest update brings the following improvements: Files and directories in WSL projects no…
Summary The private keys of eight eMudhra intermediate certificates were compromised. A network attacker could use them to impersonate websites and services that JetBrains tools connect to. JetBrains IDEs, the Toolbox App, Gateway, and ReSharper are affected because they use the trust store o…
Ten weeks ago, we opened up a preview of an LSP-powered extension that brings IntelliJ IDEA's smartness for Java and Kotlin into VS Code and Cursor. As mentioned in that blog post, this is part of a bigger initiative: moving our JVM intelligence to wherever our users are, no matter what editor or ag…
Across every model, agent, and task type tested, JetBrains IDE intelligence made coding agents more efficient overall – typically 20–30% more efficient, and up to about 65% in the best case, depending on the specific model, agent, and task.
What’s new for command completion in IntelliJ IDEA Modern IDEs are packed with power. The real challenge isn’t whether your IDE can do something – it’s remembering how to trigger it. Some features live behind shortcuts. Others are available through intention menus, Search Everywhere, pos…
Two months ago, we announced the preview of Java and Kotlin by IntelliJ IDEA – an LSP-based extension that brings IntelliJ IDEA’s Java and Kotlin intelligence to third-party editors, starting with VS Code and its forks, such as Cursor. This was our first step towards bringing IntelliJ IDEA’s Java…
September gave us plenty to talk about, with major releases and thought-provoking reads. Java 27 arrived, and JetBrains opened a new chapter in agentic development with the announcement of JetBrains Air, a system of products for agentic software development, followed by the EAP of JetBrains Air in I…
Last week, we shared our point of view on where we think agentic development is headed and introduced JetBrains' answer to it: JetBrains Air, an open system of products for agentic development. Today, we're launching the Early Access Program for Air in JetBrains IDEs. It's available now as a plug…
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