 | Cloudflare | Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services. | https://www.cloudflare.com |
 | jsDelivr | JSDelivr is a free public CDN for open-source projects. It can serve web files directly from the npm registry and GitHub repositories without any configuration. | https://www.jsdelivr.com/ |
 | jQuery CDN | jQuery CDN is a way to include jQuery in your website without actually downloading and keeping it your website's folder. | https://code.jquery.com/ |
 | Google Hosted Libraries | Google Hosted Libraries is a stable, reliable, high-speed, globally available content distribution network for the most popular, open-source JavaScript libraries. | https://developers.google.com/speed/libraries |
 | cdnjs | cdnjs is a free distributed JS library delivery service. | https://cdnjs.com |
