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.

Varnish is a reverse caching proxy.

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.

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

Apache is a free and open-source cross-platform web server software.

Google Cloud is a suite of cloud computing services.

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.

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.

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

Python is an interpreted and general-purpose programming language.

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.

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

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.

Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.

Google Hosted Libraries is a stable, reliable, high-speed, globally available content distribution network for the most popular, open-source JavaScript libraries.

Klaviyo is an email and SMS marketing platform for online businesses.

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

Cloudflare bot management solution identifies and mitigates automated traffic to protect websites from bad bots.

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