Deno 1
This version has reached end of life and no longer receives updates.
April 13, 2020
Ongoing
October 9, 2024
1.46.3 (September 4, 2024)
About Deno 1
Deno 1 reached end of life on October 9, 2024, roughly 1 year ago. Since then, no security patches have been issued. If you are still running Deno 1, you should treat upgrading as a high-priority item. Any CVEs discovered against this version will not be fixed upstream.
The recommended upgrade target is Deno 2.5 LTS. You are 2 major versions behind, so review the changelog for each version in between to catch any breaking changes. A staged upgrade through each major version is often safer than jumping directly.
Lifecycle Progress
This version reached end of life October 9, 2024.
All Deno Versions
| Version | Released | EOL | Latest | Status |
|---|---|---|---|---|
| 2.7 | February 25, 2026 | TBD | 2.7.4 | Active |
| 2.6 | December 10, 2025 | February 25, 2026 | 2.6.10 | End of Life |
| 2.5 | September 10, 2025 | April 30, 2026 | 2.5.7 | LTS — Active |
| 2.4 | July 1, 2025 | September 10, 2025 | 2.4.5 | End of Life |
| 2.3 | April 30, 2025 | July 1, 2025 | 2.3.7 | End of Life |
| 2.2 | February 18, 2025 | October 31, 2025 | 2.2.15 | End of Life |
| 2.1 | November 21, 2024 | April 30, 2025 | 2.1.14 | End of Life |
| 2.0 | October 8, 2024 | November 21, 2024 | 2.0.6 | End of Life |
| 1 (current page) | April 13, 2020 | October 9, 2024 | 1.46.3 | End of Life |
Frequently Asked Questions
When was Deno 1 released?
When does Deno 1 reach end of life?
What is the latest patch version of Deno 1?
Should I still use Deno 1?
Related Resources
Get release updates for Deno
Breaking changes, security patches, EOL warnings. Monthly digest, no spam.
Free forever. Unsubscribe anytime. We track 50+ technologies.