Bundler: a package dependency manager used in the Ruby community.
Ruby 2.6.1: at the time of writing the newest current stable release of Ruby.
chruby: a way to easily switch between those Ruby installs.
ruby-install: a very lightweight way to install multiple Rubies on the same box.
This guide will cover installing a couple of things: This guide is almost a copy of my Ubuntu, Ruby, ruby-install, chruby, Rails and You guide, but this one has instructions for Macs. This beginner's guide will set up with Ruby 2.6.1, chruby, ruby-install and Rails 5.2.2 and is specifically written for a development environment on Mac OS X, but will probably work on many other operating systems with slight modifications. ⟵ Posts Mac OS X, Ruby, ruby-install, chruby and You