Ahoy is a Ruby gem that provides simple and powerful analytics for Ruby on Rails applications.
Font Awesome is a font and icon toolkit based on CSS and Less.
Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.
Phusion Passenger is a free web server and application server with support for Ruby, Python and Node.js.
Ruby on Rails is a server-side web application framework written in Ruby under the MIT License.
Wistia is designed exclusively to serve companies using video on their websites for marketing, support, and sales.