Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.
Keen-Slider is a free library agnostic touch slider with native touch/swipe behavior.
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.