Merb::Router.prepare do |r| r.match('/').to(:controller => '<%= app_file_name %>', :action =>'index') end class <%= app_file_name.camel_case %> < Merb::Controller def index "hi" end end Merb::Config.use { |c| c[:framework] = {}, c[:session_store] = 'none', c[:exception_details] = true }