Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.

Vercel is a cloud platform for static frontends and serverless functions.

CDN77 is a content delivery network (CDN).

PHP is a general-purpose scripting language used for web development.

LiteSpeed is a high-scalability web server.

YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.

Bootstrap is a free and open-source CSS framework directed at responsive, mobile-first front-end web development. It contains CSS and JavaScript-based design templates for typography, forms, buttons, navigation, and other interface components.

Popper is a positioning engine, its purpose is to calculate the position of an element to make it possible to position it near a given reference element.

jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.

OWL Carousel is an enabled jQuery plugin that lets you create responsive carousel sliders.

Font Awesome is a font and icon toolkit based on CSS and Less.

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.