Cowboy is a small, fast, modular HTTP server written in Erlang.
Google Analytics is a free web analytics service that tracks and reports website traffic.
Google Optimize allows you to test variants of web pages and see how they perform.
Heroku is a cloud platform as a service (PaaS) supporting several programming languages.
Linkedin Ads is a paid marketing tool that offers access to Linkedin social networks through various sponsored posts and other methods.
Ruby on Rails is a server-side web application framework written in Ruby under the MIT License.