cdnjs is a free distributed JS library delivery service.
Google Hosted Libraries is a stable, reliable, high-speed, globally available content distribution network for the most popular, open-source JavaScript libraries.
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.
Magnific Popup is a responsive lightbox & dialog script with focus on performance and providing best experience for user with any device.
Mailchimp is a marketing automation platform and email marketing service.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
OWL Carousel is an enabled jQuery plugin that lets you create responsive carousel sliders.
Javascript forms validation script.
PHP is a general-purpose scripting language used for web development.
Progressive Web Apps (PWAs) are web apps built and enhanced with modern APIs to deliver enhanced capabilities, reliability, and installability while reaching anyone, anywhere, on any device, all with a single codebase.
TYPO3 is a free and open-source Web content management system written in PHP.
Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.