JetBrains

• Java Annotated Monthly – December 2025

  This month brings significant developments throughout the Java ecosystem. Java has begun announcing JEPs targeted for the upcoming release, while Spring has unveiled major updates with Spring Framework 7 and Spring Boot 4. As always, we’ve curated the most interesting articles, videos, and podcasts covering Java, Kotlin, Spring, AI, and other relevant topics in technology […]

• The Deprecation of K1 Mode

  As the next step in the evolution of K2 mode, with the IntelliJ IDEA 2025.3 release we are officially deprecating its predecessor, K1 mode. In this post, we’ll give some background about K2 mode and discuss its current state, including adoption numbers, performance test results, and feature parity and stability. As always, we recommend updating […]

• Ask Us Anything During JetBrains AMA Week

  JetBrains will be hosting a series of open Ask Me Anything (AMA) sessions on Reddit December 9–12. On scheduled days, our product teams will join r/jetbrains to talk directly with developers who use our tools every day. We’ll be there for honest conversations about what’s working, what’s not, and where your priorities lie. Your feedback […]

• 5 Stories Of Developers Using JetBrains Rider to Create, Collaborate, and Have Fun

  A year ago, we introduced a free non-commercial use license option for JetBrains Rider, hoping to remove barriers for developers who code with no financial objective in mind for their projects. Recently, we put out a call for your stories – curious to learn how you’ve been using Rider throughout this year.  What came back […]

• Grok Models Come to the AI Chat in JetBrains IDEs

  We’re expanding our AI offering with xAI’s Grok family of LLMs: Grok 4, Grok 4.1 Fast, Grok 4.1 Fast (Non-Reasoning), and Grok Code Fast 1. With the addition of these models in the AI chat across all JetBrains IDEs, you now have even more flexibility to choose the model that best fits your workflow. How […]