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.
cdnjs is a free distributed JS library delivery service.
HTTP/3 is the third major version of the Hypertext Transfer Protocol used to exchange information on the World Wide Web.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
W3.CSS is a CSS framework developed by the World Wide Web Consortium (W3C), the main international standards organisation for the World Wide Web.
WhatsApp Business is a free to download app available on Android and iPhone using which businesses can connect with their customers.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.