5 gems you no longer need with Rails | Arkency Blog

In my line of work as a consultant I’m often reviewing Rails codebases. Most of the time they’re not the greenfield apps — developed with latest and greatest Rails and Ruby releases. They power successful businesses though. To keep them running smoothly and securely they sometimes need a little push to stay within framework maintenance window. Upgrading the Rails itself is the easiest part of the upgrade process. It’s well documented. The framework and its parts play well together. You can do it gradually, dealing with new framework defaults one by one.