The latest updates on all JetBrains products and topics
We’re happy to announce the release of Kotlin 1.1.50, a new bugfix and tooling update for Kotlin 1.1. This update: Introduces a new versioning scheme: 1.1.5x instead of 1.1.5-x Improves support for JSR-305 annotations (nullability problems can be reported as warnings, checks work when JSR-305 clas…
We're happy to announce the release of Kotlin 1.1.4, a new bugfix and tooling update for Kotlin 1.1. This update: Fixes a major performance regression in the IntelliJ IDEA plugin Adds support for package-default nullability annotations Improves Java 9 support Adds initial, experimental support for…
We're happy to announce the release of Kotlin 1.1.3, a new bugfix and tooling update for Kotlin 1.1. The update brings a number of new IDE features, performance improvements in the compiler and IDE, efficiency improvements for generated bytecode, and lots of bugfixes. The update is compatible with a…
We're happy to announce the release of Kotlin 1.1.2, the second bugfix and tooling update for Kotlin 1.1. The update brings performance improvements to the compiler and the IntelliJ IDEA plugin, several new features in the tools, and lots of bugfixes in all areas. Kotlin 1.1.2 also brings compatibil…
With Kotlin 1.1, targeting JavaScript in the Kotlin compiler has officially reached production-ready status. Of course, having compiler support is not enough to be able to solve real-life problems, so we continue our work on integrating Kotlin into the larger JavaScript ecosystem. Today, we'd like …
We're happy to announce that Kotlin 1.0.7, the last update in the Kotlin 1.0.x series, is out. The main focus of this update is to backport the fixes related to Gradle and annotation processing so that they become available to those who can't upgrade to version 1.1 at this time. The complete list of…
Today we're releasing the first bugfix update for Kotlin 1.1. The primary focus of this update is to address regressions causing incorrect code generation; we wanted to get those fixes out as quickly as possible. The details are available in the changelog. The specific changes worth highlighting ar…
We're happy to announce that Kotlin in Action - a book about Kotlin written by the members of the Kotlin team - is now out, as both a eBook and a printed book. The book is written for experienced Java developers and covers all aspects of the language, without focusing on any specific problem domain.…
We're happy to announce the second beta of Kotlin 1.1. Please give the new version a try - your feedback is essential for ensuring that we can deliver a quality release. Since the first beta release, we've mostly been focused on stability, bugfixes, and improving the key focus areas of this release…
We're happy to announce that we've just released Kotlin 1.0.5, which continues the series of bugfix and tooling updates for Kotlin 1.0. We'd like to thank our external contributors whose pull requests were included in this release: Kirill Rakhman, Vladislav Golub, Vsevolod Tolstopyatov, Yoshinori I…
We're happy to announce the release of a new bugfix and tooling update of Kotlin, version 1.0.4. This version brings many improvements related to the IDE and build tools, as well as JavaScript support. Once again we'd like to thank our external contributors who implemented some of the features in t…
Today we are happy to present the first BETA release of the Kotlin plugin for the NetBeans IDE. The main features are: Building and Running Your Code Maven and Ant Support Java Interoperability Code Highlighting Diagnostics Code Completion Navigation Debugging Unit Testing Auto-Import Mark Occurr…
