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.
GenerateBlocks is a WordPress plugin that has the trappings of a page builder.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Unpkg is a content delivery network for everything on npm.
W3 Total Cache (W3TC) improves the SEO and increases website performance and reducing load times by leveraging features like content delivery network (CDN) integration and the latest best practices.
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.