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.
Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising.
Google Analytics is a free web analytics service that tracks and reports website traffic.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
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.
LearnWorlds is a powerful yet lightweight, user-friendly, white-labeled cloud-based LMS ideal for versatile employee training.
Moment.js is a free and open-source JavaScript library that removes the need to use the native JavaScript Date object directly.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Stripe offers online payment processing for internet businesses as well as fraud prevention, invoicing and subscription management.
Twitter is a 'microblogging' system that allows you to send and receive short posts called tweets.