cdnjs is a free distributed JS library delivery service.
Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.
Font Awesome is a font and icon toolkit based on CSS and Less.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Issuu is a digital discovery and publishing platform.
Swiper is a JavaScript library that creates modern touch sliders with hardware-accelerated transitions.
TYPO3 is a free and open-source Web content management system written in PHP.
Vue.js is an open-source model–view–viewmodel JavaScript framework for building user interfaces and single-page applications.