Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.
Highcharts is a charting library written in pure JavaScript, for adding interactive charts to a website or web application. Highcharts meets accessibility standards and works with Python, Angular, React, iOS, Android, and more.
Leaflet is the open-source JavaScript library for mobile-friendly interactive maps.
Lodash is a JavaScript library which provides utility functions for common programming tasks using the functional programming paradigm.