require 'mapp1/mapp' require 'mapp2/mapp' Mapp = Rack::Builder.new do use Rack::ShowExceptions use Rack::Lint #use Rack::Static, :urls => ["/stylesheets", "/images"], :root => "public" map '/mapp1' do run Sinatra::Mapp1.new end map '/mapp2' do run Sinatra::Mapp2.new end end run Mapp