Protect, promote and advance the development of the Kotlin programming language

Founding members
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Gold members
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Silver members
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Key goals

  • Provide financial support to Kotlin ecosystem projects.
  • Control incompatible changes to the language.
  • Preserve the Kotlin trademarks.

Kotlin now

  • 2.5M
    developers regularly write
    Kotlin code.
  • 1.65M
    GitHub repositories currently use Kotlin as a primary language.
  • 400+
    universities all over the world are teaching Kotlin.

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highlights from 2024

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View annual report

Latest news

May 22, 2025

Meta Joins the Kotlin Foundation as the first Gold Member

We’re excited to announce that Meta has joined the Kotlin Foundation as the first Gold Member. Welcoming such a major technology leader adds a great perspective from a company operating at scale, and opens up new possibilities to help us to achieveRead more

May 22, 2025

Block Joins the Kotlin Foundation as a Silver Member

We’re excited to announce that Block, Inc. has joined the Kotlin Foundation as a Silver Member! Block is dedicated to increasing access to the global economy through its innovative technology. With brands like Square, Cash App, Afterpay, TIDALRead more

Look how we’ve grown up

KotlinConf 2024 Keynote
KotlinConf 2024 Keynote
Still have questions?
Contact us!

hello@kotlinfoundation.org