AntiBot.Cloud is a PHP script and cloud service to protect websites from bots and junk traffic.
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 Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
OWL Carousel is an enabled jQuery plugin that lets you create responsive carousel sliders.