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KotlinEnd of Life (EOL) Dates & Support Status
Active
Programming LanguagesLatest Version: 2.4.20Latest Release: Sep 7, 2026
Kotlin is a modern, concise programming language by JetBrains that is fully interoperable with Java and the official language for Android development.
Support summary
Kotlin currently has supported cycles. Track the next EOL date and validate upgrades before your change window.
What do EOL and support statuses mean?Next EOL
No announced EOL date is currently listed.
Supported cycles
1
0 lts
Versions
12
Latest Version
2.4.20
Active Support
1
EOL
11
Lifecycle Timeline
Apr 26, 2021As of Sep 27, 2026
2.4Active · Date not announced
2.3EOL · Jun 3, 2026
2.2EOL · Dec 16, 2025
2.1EOL · Jun 23, 2025
2.0EOL · Nov 27, 2024
1.9EOL · May 21, 2024
1.8EOL · Jul 6, 2023
1.7EOL · Dec 28, 2022
1.6EOL · Jun 9, 2022
1.5EOL · Nov 29, 2021
ActiveSecurityEOLHistorical phase unknown
Bars show history up to the snapshot date. Gray intervals lack dated support boundaries; arrows indicate an unannounced EOL date, not a support guarantee.
Versions
| Release | Release Date | Active Support | EOL | Latest Version | LTS | Status |
|---|---|---|---|---|---|---|
| 2.4 | Jun 3, 2026 | Maintained | Date not announced | 2.4.20 | No | Active |
| 2.3 | Dec 16, 2025 | Ended | Jun 3, 2026 | 2.3.21 | No | EOL |
| 2.2 | Jun 23, 2025 | Ended | Dec 16, 2025 | 2.2.21 | No | EOL |
| 2.1 | Nov 27, 2024 | Ended | Jun 23, 2025 | 2.1.21 | No | EOL |
| 2.0 | May 21, 2024 | Ended | Nov 27, 2024 | 2.0.21 | No | EOL |
| 1.9 | Jul 6, 2023 | Ended | May 21, 2024 | 1.9.25 | No | EOL |
| 1.8 | Dec 28, 2022 | Ended | Jul 6, 2023 | 1.8.22 | No | EOL |
| 1.7 | Jun 9, 2022 | Ended | Dec 28, 2022 | 1.7.22 | No | EOL |
| 1.6 | Nov 15, 2021 | Ended | Jun 9, 2022 | 1.6.21 | No | EOL |
| 1.5 | Apr 26, 2021 | Ended | Nov 29, 2021 | 1.5.32 | No | EOL |
| 1.4 | Aug 14, 2020 | Ended | Apr 26, 2021 | 1.4.32 | No | EOL |
| 1.3 | Oct 29, 2018 | Ended | Aug 14, 2020 | 1.3.72 | No | EOL |
Data sources
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Show Kotlin's live support status in your README, docs, or dashboard. The badge is a static SVG served from eol.wiki and follows the lifecycle data above.
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<a href="https://eol.wiki/kotlin/"><img src="https://eol.wiki/badge/kotlin.svg" alt="Kotlin end-of-life status" height="20"></a>Frequently Asked Questions
Which versions of Kotlin have reached end of life?
The following Kotlin versions have reached end of life and no longer receive security updates: 2.3, 2.2, 2.1, 2.0, 1.9, 1.8, 1.7, 1.6 (and 3 more). It is recommended to upgrade to a supported version.
Is it safe to continue using Kotlin 2.3?
Kotlin 2.3 has reached end of life and no longer receives security patches or bug fixes. Continuing to use it may expose your systems to known vulnerabilities. We strongly recommend upgrading to a supported version.
What is the latest version of Kotlin?
The latest version of Kotlin is 2.4.20, released in the 2.4 release cycle.
How many versions of Kotlin are currently supported?
Kotlin currently has 1 actively supported version(s): 2.4.
When does Kotlin 2.4 reach end of life?
Kotlin 2.4 does not have a specific end-of-life date announced yet.
What should I do when Kotlin reaches end of life?
When a Kotlin version reaches end of life, you should: 1) Plan your migration to a supported version as soon as possible. 2) Review the release notes for breaking changes. 3) Test your applications thoroughly in a staging environment. 4) Update your dependencies to ensure compatibility with the new version.