Use this gist as a template to pass to rails command while creating a new project. $ rails new app_name -m https://gist.github.com/kpvarma/5451904 This command will generate the new application, and then apply the template to the generated output.

gistfile1.rb

gem("thin")
gem("kaminari")
gem("bootstrap-kaminari-views")
gem("simple_form")
gem("bootstrap-datepicker-rails")
gem("markdownizer")

gem_group :development, :test do
  gem("capybara")
  gem("database_cleaner")
  gem("launchy")
  gem("rvm-capistrano")
  gem("capistrano")
  gem("capistrano-deepmodules")
  gem("capistrano_colors")
  gem("capistrano-ext")
  gem("capistrano-deploytags")
  gem("rspec-rails")
  gem("factory_girl_rails")
  gem("faker")
  gem("quiet_assets")
  gem("colorize")
  gem("pry")
end

gem_group :test do
  gem("cucumber-rails")
end
 
if yes?("Would you like to install Devise?")
  gem("devise")
  model_name = ask("What would you like the user model to be called? [user]")
  model_name = "user" if model_name.blank?
  generate("devise:install")
  generate("devise", model_name)
end
 
if yes?("Would you like to install Authority?")
  gem("authority")
end
 
if yes?("Would you like to install rolify?")
  gem("rolify")
end
 
if yes?("Would you like to install whenever?")
  gem("whenever")
end
 
if yes?("Would you like to install delayed job?")
  gem("delayed_job_active_record", :version=>"0.3.3")
end
 
if yes?("Would you like to install wkhtmltopdf?")
  gem("wkhtmltopdf")
end

if yes?("Would you like to install carrierwave?")
  gem("carrierwave")
end