Rails LTS has been conceived as a drop-in replacement for Rails 2.3, 3.2, and 4.2. However, we do recommend...

This document describes how to swap out the official Rails 2.3 gems with Rails 2.3 LTS. If you have installed...

This document describes how to swap out the official Rails 3.2 gems with Rails 3.2 LTS. If you have installed...

This document describes how to configure Rails LTS and how to take advantage of its optional security features.

March 13th, 2025, Rack version 1.4.7.22 Fixed CVE-2025-27610: Local File Inclusion in Rack::Static. Read the announcement

We have made all versions of Rails LTS compatible with Ruby 3.3 or below. All Rails components should work as...

Note You can find the updated guide here. Rails 2.3 LTS works with Ruby 1.8.7, Ruby 2.5, and Ruby 2.7...

Note You can find the updated guide here. Rails 3.2 LTS works with Ruby 1.8.7, 1.9.3, 2.3, 2.5, and 2.7...

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Also see the list of IRB commands. Switching the context Changes the "default receiver" of expressions. Can be used to...

Forecasting is a cornerstone of the energy sector, enabling decision-making for operations, investments, and policy development. However, the real...

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