Performance plugin from the WordPress Performance Team, which improves image sizes attribute accuracy and implements the HTML spec for adding sizes='auto' to lazy loaded images.

Performance plugin from the WordPress Performance Team, which optimizes the loading of images which are the LCP (Largest Contentful Paint) element, including both img elements and elements with CSS background images.

Perfmatters is a performance optimisation plugin for WordPress websites.

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

Performance plugin from the WordPress Performance Team, which is a collection of standalone performance modules.

Performance plugin from the WordPress Performance Team, which adds support for the Speculation Rules API, by which certain URLs are dynamically prefetched or prerendered based on user interaction.

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

Performance plugin from the WordPress Performance Team, which adds support for outputting images in WebP or AVIF format and supports the `picture` element to enable format fallbacks.

Performance plugin from the WordPress Performance Team, which captures real user metrics about what elements are displayed on the page across a variety of device form factors (e.g. desktop, tablet, and phone) in order to apply loading optimizations.

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

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.

Plesk is a web hosting and server data centre automation software with a control panel developed for Linux and Windows-based retail hosting service providers.