Press - Cross-platform markdown editor written in Kotlin Multiplatform.
KEEP - Kotlin Evolution and Enhancement Process.
Kotlin vs Java (HN)
Making games with Kotlin (2019) (HN)
Gryphon - Swift to Kotlin translator.
JetBrains Academy: Learn Kotlin
An Ergonomics Review of Using Kotlin from Swift (2020)
Getting Started with Kotlin on iOS (2020)
Shrinking a Kotlin Binary by 99.2% (2020) (HN)
Kotlin Multiplatform Mobile Goes Alpha (2020)
For Complex Applications, Rust is as Productive as Kotlin (2020)
Kotlin Multiplatform at Netflix (2020) (Lobsters) (HN)
JetBrains Compose - Fast reactive desktop UIs for Kotlin, based on Google's modern toolkit and brought to you by JetBrains. (Code) (HN)
Paving the way for Software 2.0 with Kotlin (2020)
DiKTat - Strict coding standard for Kotlin and a custom set of rules for detecting code smells, code style issues and bugs. (Web)