Upgrade with Confidence.
Maintaining Ruby applications doesn't have to be painful. Learn how to upgrade Ruby, Ruby on Rails, and standard Gems safely and efficiently.
Ruby Version
Keep your runtime fast and secure. We cover step-by-step paths from older Ruby versions to the latest releases (Ruby 3.x+).
Learn moreRuby on Rails
Rails upgrades are notorious, but manageable. Discover dual-booting, standard upgrade paths, and how to handle deprecations.
Learn moreGems & Dependencies
Tame your Gemfile. Learn strategies for updating dependencies incrementally and tracking down breaking changes.
Learn moreInteractive Upgrade Guide
Select what you need to upgrade to see a customized checklist and resources to get you started.
Select a category on the left to view the upgrade checklist.