JavaScript

Ktor 1.3 was released recently, and we’re happy to share the details with you in this blog post. Ktor consists of two parts: the server engine and a flexible asynchronous HTTP client. The current release focuses mainly on the HTTP client. Here you can find the complete changelog for this release.…

We’re happy to announce the release of Kotlin 1.3.50 today. In addition to the quality and tooling improvements, the main focus for this version has been on: Designing a new Duration and Time Measurement API (available for preview). Working on an improved Java-to-Kotlin converter. Experimental gen…

We’re happy to present the new release today, Kotlin 1.3.40. In addition to the quality and tooling improvements the main focus for this version has been on: Gradle support for NPM, Yarn, and Webpack for Kotlin/JS Test runner improvements for multiplatform projects New type inference Perfor…

As we work on Kotlin, we implement many features that help build idiomatic and high-performing APIs. We've been dreaming of seeing a Web framework that utilizes these features to the max. Today, we can finally say we've built that kind of framework! Please welcome Ktor, which has just reached 1.0. …

We’re happy to announce the release of Kotlin 1.2.70, a new bugfix and tooling update for Kotlin 1.2. This release: Significantly improves incremental compilation for Kotlin/JS Marks a number of kotlin-stdlib-common annotations with @OptionalExpectation Contains native binaries built with Excelsi…

We’re happy to announce the release of Kotlin 1.2.20, a new bugfix and tooling update for Kotlin 1.2. This update: Adds support for Gradle build cache Improves incremental compilation for Android and mixed Kotlin/Java projects Provides IDE support for the new Kotlin style guide Adds inlay hints in…

We're happy to announce the release of Kotlin 1.1.60, a new bugfix and tooling update for Kotlin 1.1. This update: Adds experimental support for Kotlin/JS incremental compilation Adds new features to JSR-305 custom nullability annotations support Brings a lot of bug fixes in the automatic Parcelab…

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…

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 …