Google Font API is a web service that supports open-source font files that can be used on your web designs.
Google Hosted Libraries is a stable, reliable, high-speed, globally available content distribution network for the most popular, open-source JavaScript libraries.
ipify is a service which provide public IP address API, IP geolocation API, VPN and Proxy detection API products.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Unpkg is a content delivery network for everything on npm.
Webflow is Software-as-a-Service (SaaS) for website building and hosting.