Apache is a free and open-source cross-platform web server software.
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.
Debian is a Linux software which is a free open-source software.
Firebase is a Google-backed application development software that enables developers to develop iOS, Android and Web apps.
Cloud CDN uses Google's global edge network to serve content closer to users.
HTTP/3 is the third major version of the Hypertext Transfer Protocol used to exchange information on the World Wide Web.
reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.