Apache is a free and open-source cross-platform web server software.
jQuery CDN is a way to include jQuery in your website without actually downloading and keeping it your website's folder.
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.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Swiper is a JavaScript library that creates modern touch sliders with hardware-accelerated transitions.
Twenty Twenty is the default WordPress theme for 2020.
Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.