JetBrains Platform

In JetBrains IDEs, UI freezes are often blamed on “heavy work on the EDT,” but our recent investigations show another common culprit in plugins: long, non-cancellable read actions running in background threads. We receive a lot of freeze reports via our automated exceptions reporting system, and …

2026.1 will be the last IDE version to officially support Code With Me, as we gradually sunset the service. Learn more in the blog post.

Join Yuriy Artamonov, an IntelliJ Platform expert, for a livestream on preventing UI freezes in JetBrains IDE plugins.

The IntelliJ Platform Experience Gap: New developers need onboarding, experienced pros want technical depth. We break down the survey results & what it means.

We’re continuing to modernize our IDEs, and in this update we’ve refreshed something you interact with constantly – the editor. These changes are designed to provide improved comfort, a cleaner look, and a more enjoyable experience during the hours you spend coding. We want to make the editor easier…

Learn how to extend Qodana with a custom JetBrains plugin that adds a Kotlin code inspection to enforce project naming conventions across CI, Docker, and the IDE.

Starting from version 2026.1, IntelliJ-based IDEs will run natively on Wayland in supported desktop configurations. This follows Wayland's ascendance to the position of primary display server across contemporary Linux distributions. By making this change in our EAP releases first, we hope to be a…

Check out the Q4 2025 highlights from JetBrains Marketplace – updates to the moderation process, the latest tooling improvements, and helpful learning resources for plugin developers.

The IntelliJ Platform provides a powerful debugger framework that plugins can extend to support various programming languages and runtime environments. To enable remote development scenarios – where the IDE interface runs on your local machine while code executes on a remote server – we've redesigne…

The Search Everywhere dialog is one of the most important entry points in the IntelliJ Platform. To future-proof this core feature and ensure its optimal performance in remote development, we have completely rewritten the underlying architecture, and we’re introducing a brand-new API for plugin deve…

The Islands theme is now the default look across JetBrains IDEs starting with version 2025.3.This update is more than a visual refresh. It’s our commitment to creating a soft, balanced environment designed to support focus and comfort throughout your workflow. We began introducing …