Font Awesome is a font and icon toolkit based on CSS and Less.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Open Graph is a protocol that is used to integrate any web page into the social graph.
React is an open-source JavaScript library for building user interfaces or UI components.
Reactive is a subscription-based software that allows you to set up an online store and website. It has a CMS and has been created to support retail, coffee bars, restaurants owners and accomodation properties such as hotels or villas. With Reactive one can sell products or accept reservations and online orders.
Ruby on Rails is a server-side web application framework written in Ruby under the MIT License.