Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.

Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality.

Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds.

Amazon S3 or Amazon Simple Storage Service is a service offered by Amazon Web Services (AWS) that provides object storage through a web service interface.

hCaptcha is an anti-bot solution that protects user privacy and rewards websites.

PayPal is an online payments system that supports online money transfers and serves as an electronic alternative to traditional paper methods like checks and money orders.

Shopify is a subscription-based software that allows anyone to set up an online store and sell their products. Shopify store owners can also sell in physical locations using Shopify POS, a point-of-sale app and accompanying hardware.

Varnish is a reverse caching proxy.

Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.

BackboneJS is a JavaScript library that allows to develop and structure the client side applications that run in a web browser.

Underscore.js is a JavaScript library which provides utility functions for common programming tasks. It is comparable to features provided by Prototype.js and the Ruby language, but opts for a functional programming design instead of extending object prototypes.

Cloudflare Browser Insights is a tool that measures the performance of websites from the perspective of users.

cdnjs is a free distributed JS library delivery service.

Intelligems is an experimentation platform that helps developers build and run A/B tests on websites.

Skio helps brands on Shopify sell subscriptions without ripping their hair out.

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.

Google Cloud Storage allows world-wide storage and retrieval of any amount of data at any time.

Google Cloud is a suite of cloud computing services.

Cloud CDN uses Google's global edge network to serve content closer to users.

Express is a web application framework for Node.js, released as free and open-source software under the MIT License. It is designed for building web applications and APIs.

Node.js is an open-source, cross-platform, JavaScript runtime environment that executes JavaScript code outside a web browser.

Google Cloud Trace is a distributed tracing system that collects latency data from applications and displays it in the Google Cloud Console.

Envoy is an open-source edge and service proxy, designed for cloud-native applications.

ASP.NET is an open-source, server-side web-application framework designed for web development to produce dynamic web pages.