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description: JetBrains has released version 1.0 of 'Java and Kotlin by IntelliJ IDEA,' an LSP-powered VS Code and Cursor extension bringing IntelliJ's Java and Kotlin...
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og:description: JetBrains has released version 1.0 of 'Java and Kotlin by IntelliJ IDEA,' an LSP-powered VS Code and Cursor extension bringing IntelliJ's Java and Kotlin...
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# IntelliJ IDEA's Java and Kotlin for Cursor and VS Code Hits 1.0

**[JetBrains](https://daily.dev/sources/jetbrains)** · 5 min read · 20 upvotes · 0 comments

## Summary

JetBrains has released version 1.0 of 'Java and Kotlin by IntelliJ IDEA,' an LSP-powered VS Code and Cursor extension bringing IntelliJ's Java and Kotlin language intelligence outside its own IDE. Built in close collaboration with Cursor, it offers smart code completion, navigation, refactoring, Maven/Gradle/Bazel build support, JUnit test runner support, and debugging with async stack traces. The extension requires an IntelliJ IDEA Ultimate subscription after a 30-day trial, overlaps with Red Hat's and Oracle's Java extensions (recommended to disable those), and is explicitly licensed for human use for now, with agentic licensing and terminal-based agent workflows (e.g. Claude Code, Codex) promised soon.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://blog.jetbrains.com/idea/2026/10/intellij-idea-s-java-and-kotlin-for-cursor-and-vs-code-hits-1-0>

## Questions this post answers

### How do I get IntelliJ IDEA's Java and Kotlin code intelligence inside Cursor or VS Code?

Install the 'Java and Kotlin by IntelliJ IDEA' extension, now at version 1.0, from the Visual Studio Marketplace or Open VSX Registry. It uses the same LSP and Debug Adapter technology as the IntelliJ IDEA desktop IDE, supporting Maven, Gradle, and Bazel projects, with smart completion, navigation, refactoring, JUnit test runners, and debugging including async stack traces.

_Developers weighing editor and tooling upgrades can track releases like this one on daily.dev._

### Does the IntelliJ IDEA Java and Kotlin VS Code extension require a paid license?

Yes, as of version 1.0 it requires an IntelliJ IDEA Ultimate subscription after a 30-day free trial, moving out of its previous free preview phase. The same license covers IntelliJ IDEA's Java and Kotlin capabilities across the desktop IDE, VS Code-based editors like Cursor, and other supported environments; licensing for purely agentic use is planned as a future update.

_Teams budgeting for IDE tooling can keep an eye on pricing and licensing changes like this via daily.dev._

### Should I keep Red Hat's or Oracle's Java extension enabled alongside IntelliJ IDEA's Java and Kotlin extension in VS Code?

No, JetBrains recommends disabling Red Hat's and Oracle's Java extensions because their code analysis and quick-fixes overlap with Java and Kotlin by IntelliJ IDEA, causing duplicated or conflicting behavior. The extension has been verified to work well alongside Spring Tools from the Spring team, however.

_Developers configuring their Java toolchain in VS Code can track compatibility notes like this on daily.dev._

## Similar posts on daily.dev

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- [Java and Kotlin by IntelliJ IDEA: The LSP-Based Extension Reaches Release Candidate](https://daily.dev/posts/java-and-kotlin-by-intellij-idea-the-lsp-based-extension-reaches-release-candidate-n7h6lcibv) · JetBrains · 3 upvotes · 0 comments
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---

Tags: [#devtools](https://daily.dev/tags/devtools), [#java](https://daily.dev/tags/java), [#kotlin](https://daily.dev/tags/kotlin), [#lsp](https://daily.dev/tags/lsp)

[View this post on daily.dev](https://daily.dev/posts/intellij-idea-s-java-and-kotlin-for-cursor-and-vs-code-hits-1-0-va3euhdmk)

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