cash-rails
Provides cash, an absurdly small jQuery alternative for modern browsers, for your Rails application.
Installation
Inside your Gemfile add the following line:
gem 'cash-rails'
Then run bundle install to install the gem.
Now add the following line to app/assets/javascripts/application.js or any other JavaScript or CoffeScript file in your Rails application.
//= require cash
The cash JavaScript file will be added to the asset pipeline and available for you to use.