Is Android written in Kotlin?

Kotlin is officially supported by Google for Android development , meaning that Android documentation and tooling is designed with Kotlin in mind. Certain Android APIs, like Android KTX, are Kotlin-specific, but most are written in Java and can be called from either Java or Kotlin.

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Did Google buy Kotlin?

Unlike the Swift programming language, which was an internal Apple project and then open sourced later, Google won’t own Kotlin . The language will continue to be developed and supported by JetBrains — the company is partnering with Google to set up a nonprofit Kotlin foundation to shepherd the language.

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