Ruby on Rails 5.1

This version has reached end of life and no longer receives updates.

End of Life Ruby on Rails health badge
Released

April 27, 2017

Active Support

April 9, 2018

End of Life

August 25, 2019

Latest Patch

5.1.7 (March 27, 2019)

About Ruby on Rails 5.1

Ruby on Rails 5.1 reached end of life over 6 years ago on August 25, 2019. It no longer receives security patches, bug fixes, or any form of official support. Running this version in production exposes your systems to unpatched vulnerabilities and growing incompatibility with modern libraries and tooling.

The recommended upgrade target is Ruby on Rails 8.1. You are 3 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

Released: Apr 2017 EOL: Aug 2019

This version reached end of life August 25, 2019.

Previous Version

Ruby on Rails 5.0

End of Life
Next Version

Ruby on Rails 5.2

End of Life

All Ruby on Rails Versions

Version Released EOL Latest Status
8.1 October 22, 2025 October 10, 2027 8.1.2 Active
8.0 November 7, 2024 November 7, 2026 8.0.4 Active
7.2 August 9, 2024 August 9, 2026 7.2.3 Security Only
7.1 October 5, 2023 October 1, 2025 7.1.6 End of Life
7.0 December 15, 2021 April 1, 2025 7.0.10 End of Life
6.1 December 9, 2020 October 1, 2024 6.1.7.10 End of Life
6.0 August 16, 2019 June 1, 2023 6.0.6.1 End of Life
5.2 April 9, 2018 June 1, 2022 5.2.8.1 End of Life
5.1 (current page) April 27, 2017 August 25, 2019 5.1.7 End of Life
5.0 June 30, 2016 April 9, 2018 5.0.7.2 End of Life
4.2 December 19, 2014 April 27, 2017 4.2.11.3 End of Life

Frequently Asked Questions

When was Ruby on Rails 5.1 released?
Ruby on Rails 5.1 was released on April 27, 2017.
When does Ruby on Rails 5.1 reach end of life?
Ruby on Rails 5.1 reached end of life on August 25, 2019. It no longer receives security patches or bug fixes. You should upgrade to a supported version.
What is the latest patch version of Ruby on Rails 5.1?
The latest patch release is 5.1.7, released on March 27, 2019.
Should I still use Ruby on Rails 5.1?
No. Ruby on Rails 5.1 has reached end of life and no longer receives security updates. Running EOL software exposes your applications to unpatched vulnerabilities. You should plan an upgrade to a currently supported version.

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