Component Required to be Installed Ruby Rails Gem Database Server (Default installed SQLite) Installation Instructions on Mac Make sure you have appropriate Xcode version and Xcode command Line Tools and brew installed Chetans-MacBook-Pro-2:~ cgiridhar$ brew install ruby ==> Installing dependencies for ruby: readline, libyaml ==> Installing ruby dependency: readline ==> Downloading https://downloads.sf.net/project/machomebrew/Bottles/readline-6.3.6.mavericks.bottle.tar.gz ######################################################################## 100.0% ==> Pouring … Continue reading RoR: Installation