Rails Upgrade 3 to 4 | Agent Skills Atlas

About this skill

Upgrade a Ruby on Rails app from 3.x to 4.x — strong parameters replacing attraccessible / attrprotected, the asset pipeline overhaul, the Turbolinks arrival, Ruby 2.0+ requirement, Bundler-style routes file, the version hop sequence. Use when upgrading legacy Rails 3 apps, the user mentions attraccessible, Turbolinks, protectedattributes gem, asset pipeline, or asks how to escape Rails 3.

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0 potential findings · Scanned 11/4/2026 · Scanner 0.2.1

Content SHA-256: ff27a68baccc8b12111c34c99fa4abfae0af61bc5043cbf0f5962cf64419b99a

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Original listing metadata

Original name

rails-upgrade-3-to-4

Original description

Upgrade a Ruby on Rails app from 3.x to 4.x — strong parameters replacing attr_accessible / attr_protected, the asset pipeline overhaul, the Turbolinks arrival, Ruby 2.0+ requirement, Bundler-style routes file, the version hop sequence. Use when upgrading legacy Rails 3 apps, the user mentions attr_accessible, Turbolinks, protected_attributes gem, asset pipeline, or asks how to escape Rails 3.

About this listing

Category: Engineering
Reported license: MIT
Listing language (estimated): English
Review status: Not individually reviewed
Agent compatibility: Atlas installation supports Claude Code, Codex, and Cursor. Skill-specific dependencies and features are checked during setup.