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

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.

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

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.

Google Cloud is a suite of cloud computing services.

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

Varnish is a reverse caching proxy.

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.

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.

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

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

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.

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

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

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

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

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