Ahoy is a Ruby gem that provides simple and powerful analytics for Ruby on Rails applications.
Cowboy is a small, fast, modular HTTP server written in Erlang.
Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising.
Google Analytics is a free web analytics service that tracks and reports website traffic.
Heroku is a cloud platform as a service (PaaS) supporting several programming languages.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
JSDelivr is a free public CDN for open-source projects. It can serve web files directly from the npm registry and GitHub repositories without any configuration.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Rewardful is a way for SaaS companies to setup affiliate and referral programs with Stripe.
Unpkg is a content delivery network for everything on npm.