JJavaScript Chartkick – Charts With A Single Line Of RubybyMarkMay 15, 2013 Chartkick is a Ruby gem (also has a JavaScript API which doesn’t require Ruby) for creating good-looking charts very easily and quickly.
IInspiration Dashing – Open Source Framework For Beautiful DashboardsbyMarkDecember 3, 2012 Dashing is a flexible framework, built with Ruby (Sinatra-based) and Coffeescript, for creating attractive dashboards.