cdnjs is a free distributed JS library delivery service.
Google Maps is a web mapping service. It offers satellite imagery, aerial photography, street maps, 360° interactive panoramic views of streets, real-time traffic conditions, and route planning for traveling by foot, car, bicycle and air, or public transportation.
GSAP is an animation library that allows you to create animations with JavaScript.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Three.js is a cross-browser JavaScript library and application programming interface used to create and display animated 3D computer graphics in a web browser using WebGL.
Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.