Category Archives: Releases

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 … Continue reading →

While Kotlin 1.0.X releases keep delivering incremental updates and tooling features, we are working on the new language features in Kotlin 1.1. Today we are presenting the first preview version of 1.1, it’s far from Beta, but the brave and … Continue reading →

We are delighted to present Kotlin 1.0.3. This update is not full of brand new and shiny features, it is more about bug fixes, tooling improvements and performance boosts. That’s why you’ll like it 😉 Take a look at the … Continue reading →

We’re happy to announce the release of Kotlin 1.0.2, the second bugfix and tooling update for Kotlin. In addition to compiler and language bugfixes, Kotlin 1.0.2 adds a number of major features to the IDE and the build tools. Incremental … Continue reading →

It’s been a month since we released Kotlin 1.0, and while our user base roughly doubled during this time, we prepared the first bugfix update. Kotlin 1.0.1 starts a series of 1.0.X versions delivering safe bug fixes and performance improvements … Continue reading →

This is it. 1.0 is here! It’s been a long and exciting road but we’ve finally reached the first big 1.0, and we’re celebrating the release by also presenting you with the new logo: See discussions on Reddit and Hacker … Continue reading →

Finally, Kotlin has graduated the Beta and we are happy to present the Release Candidate Build! NOTE: as we announced earlier, RC requires all code to be recompiled to make sure no code compiled with older versions is kept around … Continue reading →

We are happy to announce Kotlin Beta 4, another step towards 1.0! We are now mostly focused on the infrastructure and future-proof changes. Full list of changes is available here. More details below. It’s also time to let you know … Continue reading →

We are glad to present another update of Kotlin 1.0 Beta. We are working towards finalizing the standard library and getting rid of old deprecated constructs in the language, as well as bug fixes, performance improvements and future-proof checks. Full … Continue reading →

The first update to our Beta is here! We are stabilizing, so it’s mostly bug-fixing and changes to the standard library. Language changes We are now enforcing single-instantiation inheritance constraint on type parameters: the same T can not have both … Continue reading →