A lot of people still use Textmate, although I recommend sticking with the 1.x versions. Some use Sublime Text 2. Some use vim + NERDTree + a bunch of other R

A lot of people still use Textmate, although I recommend sticking with the 1.x versions. Some use Sublime Text 2. Some use vim + NERDTree + a bunch of other Rails-oriented modules. If you're looking for something more IDE, check out RubyMine: http://www.jetbrains.com/ruby/ http://www.jetbrains.com/ruby/