IntelliJ IDEA 2026.2: Java 27, Kotlin 2.4 support & AI integration

IntelliJ IDEA 2026.2 introduces immediate support for Java 27 and Kotlin 2.4, ensuring the IDE is ready for the latest JVM technologies.

The release features native GitHub Copilot integration and expanded AI completion support for third-party providers.

Spring developers benefit from upgraded database migration workflows and richer Spring Security insights, while new logpoints and debugging enhancements aim to boost developer productivity.