Kotlin: versions and end of support
Release branches of Kotlin with the latest version and the end of support.
We do not track a vulnerability database for Kotlin, so this page shows versions and end of support only.
Release branches
Kotlin 2.4
Latest version: 2.4.21, released on 08/10/2026
End of support: no date known
Kotlin 2.3
Latest version: 2.3.21, released on 23/04/2026
End of support: 03/06/2026
Kotlin 2.2
Latest version: 2.2.21, released on 23/10/2025
End of support: 16/12/2025
Kotlin 2.1
Latest version: 2.1.21, released on 13/05/2025
End of support: 23/06/2025
Kotlin 2.0
Latest version: 2.0.21, released on 10/10/2024
End of support: 27/11/2024
Kotlin 1.9
Latest version: 1.9.25, released on 19/07/2024
End of support: 21/05/2024
Kotlin 1.8
Latest version: 1.8.22, released on 08/06/2023
End of support: 06/07/2023
Kotlin 1.7
Latest version: 1.7.22, released on 28/11/2022
End of support: 28/12/2022
Kotlin 1.6
Latest version: 1.6.21, released on 20/04/2022
End of support: 09/06/2022
Kotlin 1.5
Latest version: 1.5.32, released on 29/11/2021
End of support: 29/11/2021
Kotlin 1.4
Latest version: 1.4.32, released on 30/03/2021
End of support: 26/04/2021
Kotlin 1.3
Latest version: 1.3.72, released on 15/04/2020
End of support: 14/08/2020
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