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.
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.
RequireJS is a JavaScript library and file loader which manages the dependencies between JavaScript files and in modular programming.
Swiper is a JavaScript library that creates modern touch sliders with hardware-accelerated transitions.