Apache is a free and open-source cross-platform web server software.
EWWW Image Optimizer is an image optimisation WordPress plugin designed to improve the performance of your website.
Jetpack is a popular WordPress plugin created by Automattic, the people behind WordPress.com.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Progressive Web Apps (PWAs) are web apps built and enhanced with modern APIs to deliver enhanced capabilities, reliability, and installability while reaching anyone, anywhere, on any device, all with a single codebase.
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.
WP-PageNavi is a WordPress plugin which adds a more advanced paging navigation interface to your WordPress blog.