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Kotlin 2.2.0 release details and What's new #4897

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a1b03b5
Kotlin 2.2.0 release details and What's new
AlejandraPedroza Jun 16, 2025
1cb7f7b
Adding What's new 2.2.0
AlejandraPedroza Jun 18, 2025
3e947cc
chore: resolve conflict in kr.tree
AlejandraPedroza Jun 20, 2025
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4 changes: 2 additions & 2 deletions data/releases.yml
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@@ -1,5 +1,5 @@
url: https://github.com/JetBrains/kotlin/releases

latest:
version: 2.1.21
url: https://github.com/JetBrains/kotlin/releases/tag/v2.1.21
version: 2.2.0
url: https://github.com/JetBrains/kotlin/releases/tag/v2.2.0
5 changes: 3 additions & 2 deletions docs/kr.tree
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Expand Up @@ -33,9 +33,10 @@
<toc-element topic="competitive-programming.md"/>
</toc-element>
<toc-element toc-title="What's new in Kotlin">
<toc-element toc-title="Kotlin 2.1.20" accepts-web-file-names="whatsnew.html" topic="whatsnew2120.md"/>
<toc-element toc-title="Kotlin 2.2.0" accepts-web-file-names="whatsnew.html" topic="whatsnew22.md"/>
<toc-element toc-title="Kotlin 2.1.20" topic="whatsnew2120.md"/>
<toc-element toc-title="Kotlin 2.1.0" topic="whatsnew21.md"/>
<toc-element toc-title="Kotlin 2.2.0-RC3" topic="whatsnew-eap.md"/>
<toc-element toc-title="Kotlin 2.2.0-RC3" topic="whatsnew-eap.md" hidden="true"/>
<toc-element toc-title="Earlier versions">
<toc-element toc-title="Kotlin 2.0.20" topic="whatsnew2020.md"/>
<toc-element toc-title="Kotlin 2.0.0" topic="whatsnew20.md"/>
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4 changes: 3 additions & 1 deletion docs/topics/configure-build-for-eap.md
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[//]: # (title: Configure your build for EAP)

<tldr>
<!-- <p>No preview versions are currently available</p> -->
<p>No preview versions are currently available.</p>
<!--
<p>Latest Kotlin EAP release: <strong>%kotlinEapVersion%</strong></p>
<p><a href="eap.md#build-details">Explore Kotlin EAP release details</a></p>
-->
</tldr>

To configure your build to use the EAP version of Kotlin, you need to:
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8 changes: 6 additions & 2 deletions docs/topics/eap.md
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[//]: # (title: Participate in the Kotlin Early Access Preview)

<!--
<tldr>
<p>Latest Kotlin EAP release: <strong>%kotlinEapVersion%</strong></p>
</tldr>
-->

You can participate in the Kotlin Early Access Preview (EAP) to try out the latest Kotlin features before they are released.

Expand Down Expand Up @@ -44,8 +46,9 @@ In this channel, you can also get notifications about new EAP builds.

## Build details

<!--_No preview versions are currently available._-->
_No preview versions are currently available._

<!--
<table>
<tr>
<th>Build info</th>
Expand All @@ -61,4 +64,5 @@ In this channel, you can also get notifications about new EAP builds.
<p>For more details, please refer to the <a href="https://github.com/JetBrains/kotlin/releases/tag/v2.2.0-RC3">changelog</a> or <a href="whatsnew-eap.md">What's new in Kotlin 2.2.0-RC3</a>.</p>
</td>
</tr>
</table>
</table>
-->
3 changes: 2 additions & 1 deletion docs/topics/gradle/gradle-configure-project.md
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Expand Up @@ -50,7 +50,8 @@ In the following table, there are the minimum and maximum **fully supported** ve

| KGP version | Gradle min and max versions | AGP min and max versions |
|---------------|---------------------------------------|-----------------------------------------------------|
| 2.1.20 | %minGradleVersion%–%maxGradleVersion% | %minAndroidGradleVersion%–%maxAndroidGradleVersion% |
| 2.2.0 | %minGradleVersion%–%maxGradleVersion% | %minAndroidGradleVersion%–%maxAndroidGradleVersion% |
| 2.1.20-2.1.21 | 7.6.3–8.12.1 | 7.3.1–8.7.2 |
| 2.1.0–2.1.10 | 7.6.3–8.10* | 7.3.1–8.7.2 |
| 2.0.20–2.0.21 | 6.8.3–8.8* | 7.1.3–8.5 |
| 2.0.0 | 6.8.3–8.5 | 7.1.3–8.3.1 |
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6 changes: 5 additions & 1 deletion docs/topics/gradle/gradle-plugin-variants.md
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Expand Up @@ -19,7 +19,11 @@ Currently, there are the following variants of the Kotlin Gradle plugin:
| `gradle80` | 8.0–8.0.2 |
| `gradle81` | 8.1.1 |
| `gradle82` | 8.2.1–8.4 |
| `gradle85` | 8.5 and higher |
| `gradle85` | 8.5 |
| `gradle86` | 8.6-8.7 |
| `gradle88` | 8.8-8.10 |
| `gradle811` | 8.11-8.12 |
| `gradle813` | 8.13 and higher |

In future Kotlin releases, more variants will be added.

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2 changes: 1 addition & 1 deletion docs/topics/home.topic
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Expand Up @@ -29,7 +29,7 @@
<misc>
<cards narrow="false">
<title>Featured topics</title>
<a href="whatsnew2120.md" summary="New experimental features, performance improvements, and bug fixes">What's new in Kotlin 2.1.20</a>
<a href="whatsnew22.md" summary="New experimental and stable features, performance improvements, and bug fixes">What's new in Kotlin 2.2.0</a>
<a href="releases.md" summary="The latest Kotlin releases and instructions on how to update to them">Kotlin releases</a>
<a href="https://kotlinlang.org/api/latest/jvm/stdlib/" summary="Living essentials for everyday work with Kotlin: IO, files, threading, collections, and much more">Standard library API reference</a>
<a href="basic-types.md" summary="Kotlin type system: numbers, strings, arrays, and other built-in types">Basic types</a>
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10 changes: 10 additions & 0 deletions docs/topics/releases.md
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Expand Up @@ -104,6 +104,16 @@ The following table lists details of the latest Kotlin releases:
<th>Build info</th>
<th>Build highlights</th>
</tr>
<tr>
<td><strong>2.2.0</strong>
<p>Released: <strong>June 23, 2025</strong></p>
<p><a href="https://github.com/JetBrains/kotlin/releases/tag/v2.2.0" target="_blank">Release on GitHub</a></p>
</td>
<td>
<p>A language release including both new and stable language features, tooling updates, performance improvements for different platforms, and important fixes.</p>
<p>For more details, please refer to the <a href="https://github.com/JetBrains/kotlin/releases/tag/v2.2.0">changelog</a>.</p>
</td>
</tr>
<tr>
<td><strong>2.1.21</strong>
<p>Released: <strong>May 13, 2025</strong></p>
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