Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.
Google Analytics is a free web analytics service that tracks and reports website traffic.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Vue.js is an open-source model–view–viewmodel JavaScript framework for building user interfaces and single-page applications.
WPBakery is a drag and drop visual page builder plugin for WordPress.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.