Cowboy is a small, fast, modular HTTP server written in Erlang.
Emotion is a library designed for writing CSS styles with JavaScript.
Heroku is a cloud platform as a service (PaaS) supporting several programming languages.
Mapbox GL JS is a JavaScript library that uses WebGL to render interactive maps from vector tiles and Mapbox styles.
Next.js is a React framework for developing single page Javascript applications.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Progressive Web Apps (PWAs) are web apps built and enhanced with modern APIs to deliver enhanced capabilities, reliability, and installability while reaching anyone, anywhere, on any device, all with a single codebase.