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

Varnish is a reverse caching proxy.

CDN77 is a content delivery network (CDN).

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

Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.

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

LiteSpeed Cache is an all-in-one site acceleration plugin for WordPress.

LiteSpeed Cache is an all-in-one site acceleration plugin for WordPress.

LiteSpeed is a high-scalability web server.

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

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.

MySQL is an open-source relational database management 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.

OWL Carousel is an enabled jQuery plugin that lets you create responsive carousel sliders.

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

Font Awesome is a font and icon toolkit based on CSS and Less.

Yoast SEO is a search engine optimisation plugin for WordPress and other platforms.

Bootstrap is a free and open-source CSS framework directed at responsive, mobile-first front-end web development. It contains CSS and JavaScript-based design templates for typography, forms, buttons, navigation, and other interface components.

jQuery CDN is a way to include jQuery in your website without actually downloading and keeping it your website's folder.

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

Adds conditional logic to Contact Form 7.

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

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.

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.