--- title: It's mostly #kotlin now! #intellij #coffeesoftware description: IntelliJ's development has shifted predominantly to Kotlin, with very little new Java code being written. Key drivers include the adoption of Kotlin coroutines... canonical: https://daily.dev/posts/it-s-mostly-kotlin-now-intellij-coffeesoftware-fe3ezjmef twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: It's mostly #kotlin now! #intellij #coffeesoftware | daily.dev og:description: IntelliJ's development has shifted predominantly to Kotlin, with very little new Java code being written. Key drivers include the adoption of Kotlin coroutines... og:url: https://daily.dev/posts/it-s-mostly-kotlin-now-intellij-coffeesoftware-fe3ezjmef og:image: https://api.daily.dev/og/posts/FE3eZJMEF.png og:image:alt: It's mostly #kotlin now! #intellij #coffeesoftware og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # It's mostly #kotlin now! #intellij #coffeesoftware **[Coffee \+ Software](https://daily.dev/sources/coffee-software)** · 1 min read · 0 upvotes · 0 comments ## Summary IntelliJ's development has shifted predominantly to Kotlin, with very little new Java code being written. Key drivers include the adoption of Kotlin coroutines for concurrency (which can't be used from Java), a Kotlin DSL for building Swing UIs, and the move toward Jetpack Compose for UI — all of which are Kotlin-specific. Java code still exists on the periphery, but core platform work now requires Kotlin. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Built for Productivity: What the Data Finally Shows About Kotlin](https://daily.dev/posts/built-for-productivity-what-the-data-finally-shows-about-kotlin-pzpgzzxlg) · JetBrains · 2 upvotes · 0 comments --- [View this post on daily.dev](https://daily.dev/posts/it-s-mostly-kotlin-now-intellij-coffeesoftware-fe3ezjmef) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"It's mostly #kotlin now! #intellij #coffeesoftware","url":"https://daily.dev/posts/it-s-mostly-kotlin-now-intellij-coffeesoftware-fe3ezjmef","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/it-s-mostly-kotlin-now-intellij-coffeesoftware-fe3ezjmef"},"datePublished":"2026-03-16T08:14:00.237Z","dateModified":"2026-03-16T08:21:22.469Z","description":"IntelliJ's development has shifted predominantly to Kotlin, with very little new Java code being written. 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