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

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

Varnish is a reverse caching proxy.

Google Analytics is a free web analytics service that tracks and reports website traffic.

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.

Query Migrate is a javascript library that allows you to preserve the compatibility of your jQuery code developed for versions of jQuery older than 1.9.

WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. Features include a plugin architecture and a template system.

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.

Mailchimp is a marketing automation platform and email marketing service.

Contact Form 7 is an WordPress plugin which can manage multiple contact forms. The form supports Ajax-powered submitting, CAPTCHA, Akismet spam filtering.

cdnjs is a free distributed JS library delivery service.

Chart.js is an open-source JavaScript library that allows you to draw different types of charts by using the HTML5 canvas element.

MailChimp for WordPress is an email marketing plugin that enables you to build subscriber lists.

MySQL is an open-source relational database management system.

WPBakery is a drag and drop visual page builder plugin for WordPress.

PHP is a general-purpose scripting language used for web development.

Site Kit is a one-stop solution for WordPress users to use everything Google has to offer to make them successful on the web.

Raphael is a cross-browser JavaScript library that draws Vector graphics for websites.

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.