Installing ruby on rails is simple but unless you have an old mac machine a pre 08 model you should seriously consider upgrading your system to os x mavericks 10 9.
Ruby on rails mac.
So you can install rails directly but to support various versions of ruby we ll install rbenv that is ruby version manager.
Execute the command below to install rbenv.
Discover how to set up rails and program in ruby on your apple mac.
To use rails on macos you ll need ruby an interpreter for the ruby programming language plus gems software libraries containing the rails web application development framework.
You can follow this guidefor this upgrade.
Brew install rbenv ruby build.
How to use ruby to make a website.
It comes with the latest improvements from apple and it s completely free.
Or get the free book learn ruby on rails.