TL;DR: This post relates findings about language migration from the 2025 State of Developer Ecosystem survey. In general, project requirements are still the most common reasons for switching languages. One outlier from this trend, however, is Kotlin. People switch to Kotlin not because they have to; they switch because …

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The Agent Client Protocol (ACP) defines a common contract between a client – like IntelliJ IDEA – and an agent. IntelliJ IDEA already includes several ACP-compatible agents: Codex, Claude Agent, and Junie. Beyond these bundled options, the ACP Registry provides more choices, and teams can register internal or unlisted …

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This PyCharm release is a big one for anyone building with AI. Your agents can now roll up their sleeves inside your Jupyter notebooks – working against a live kernel instead of firing off disconnected scripts. And they finally know which Python to use, so packages land in the right environment every time. We’re also …

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AI agents are supposed to save you time. Ask one to install a dependency or run your project, though, and it often does the opposite: It installs into the wrong Python, ignores the uv or virtual environment your project uses, and hands back a broken setup for you to fix yourself. PyCharm’s new Agent Environment […] …

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If you’ve handed notebook work to an AI agent, you know how it tends to go: More often than not, it corrupts your .ipynb, loses your trained model the moment the run finishes, or burns budget sitting idle through a long job while you watch. To solve this, we’re introducing a brand-new Jupyter skill. Built […] Link to …

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As part of ongoing maintenance, we are unbundling and deprecating low-usage plugins starting with PyCharm 2026.2. This includes support for Data Wrangler, Hugging Face, and Google Colab, among others. A more focused set of bundled plugins means a leaner codebase, enabling us to keep PyCharm fast and responsive and …

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When developers hear “AI in the IDE”, the first thing that often comes to mind is a chat window. IntelliJ IDEA includes an AI chat, but JetBrains AI features also appear in many other parts of the development workflow. Some of those features are easy to miss because they are built into existing IDE actions: […] Link to …

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Agent Skills have become a key building block of the Agent Harness for AI-driven agentic development. They give AI agents additional capabilities and knowledge, enabling them to complete tasks in a way that aligns with your preferences. If you are new to Agent Skills, I recommend reading AI-Assisted Java Application …

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WebStorm has always been at the forefront of technological advancements and developer experience enhancements. And with the arrival of the ACP, WebStorm becomes even more customizable, as developers can collaborate with their preferred agent to create software using their preferred technology. For instance, if your …

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A free, online event for the .NET community. JetBrains .NET Day Online 2026 takes place on Wednesday, October 7. Expect a day of practical talks, live demos, and real-world lessons from community speakers and the JetBrains .NET team. Two things are different this year. The event was two days last time, while this year …

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This is a guest post by Mateusz Maćkowski and Marek Grzelak, co-maintainers of cot.rs and speakers at Rustikon 2026. You can watch the full talk here. RIIR. If you’ve spent any time in open source communities, you’ve seen it. Someone opens an issue on a C or C++ project and suggests rewriting in Rust for […] Link to …

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We’ve just released the first minor update for IntelliJ IDEA 2026.2 – v2026.2.1. 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. Here are the most notable updates: To find out more details about the […] Link …

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Frontend development has historically meant working in three separate environments: a design tool for specs and prototypes, the IDE for coding, and a browser to check if everything works. A few days ago, we released the new plugin Figma Connect for WebStorm, which eliminated the first context switch. Design intent, …

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20 Years, 1 MissionMeet Qodana Lead Alex Gopachenko Twenty years is a lifetime in software engineering. Languages rise and fall. Frameworks become obsolete. Entire categories of developer tools appear, dominate the industry, and quietly disappear again. Yet through two decades of change at JetBrains, one engineer has …

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This post is a follow-up to our July 27, 2026, announcement about CVE-2026-63077. Summary What has changed since our initial announcement Since our initial announcement on July 27, 2026, we have received reports of active exploitation, as well as attempted exploitation, targeting unpatched TeamCity servers. Before …

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Somewhere between the fifteenth open tab and the third iced coffee, it hit me. Maybe we don’t hate meetings. We just hate the ones where nobody has anything to say. Welcome back to another mandatory meeting. This one’s got range: Kotlin just turned 15, IntelliJ IDEA Conf dropped a lineup worth clearing your calendar …

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The simplest tools are often the most useful, and debugging is a prime example of this. There are many advanced debugging techniques, and while they all have their use cases, println debugging is still the #1 choice, whether you’re doing it manually or with the help of coding agents. Inserting a println statement to …

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Where time actually goes in design-to-code Every design implementation starts the same way: find the Figma tab, find the right frame, screenshot it, paste it somewhere, switch back to the terminal. By the time you write the first line of code, you’ve already done five minutes of busywork, and you’ll do it again when …

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Join us on August 25 at 4:00 pm UTC for a free online event for Go developers, where we will discuss Go 1.27. Instead of reading the release notes on your own, we’d like to invite you to experience the release together with the community. Welcome to The Blue Gopher! For one evening, The Blue […] Link to article: …

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July gave the tech world plenty to talk about, from fresh releases and useful tutorials to Kotlin updates, AI experiments, and new ideas across the wider ecosystem. We packed the best of it into one issue, so you can skip scrolling and get straight to the good stuff. To top it all off, Donald Raab […] Link to article: …

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