Add it to your bundle:

# Gemfile
gem 'ecm_sliders'

Update your bundle:

> bundle install

Install the module:

> rails g ecm:sliders:install

Create migrations:

> rake ecm_sliders_engine:install:migrations

Migrate:

> rake db:migrate

Use the helper to display a slider:

<%= render_slider 'My Slider' %>

This project rocks and uses MIT-LICENSE.