Apache is a free and open-source cross-platform web server software.
Buy me a coffee is a service for online content creators that they may use to receive tips and donations to support their work.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Kadence WP Kadence is a multipurpose WordPress theme that is available for free download and also offers a pro version.
Open Graph is a protocol that is used to integrate any web page into the social graph.
PHP is a general-purpose scripting language used for web development.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Varnish is a reverse caching proxy.
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 Featherlight is a WordPress lightbox plugin for adding a minimal, high-performance, responsive jQuery lightbox to your WordPress website.
WPMU DEV Smush is a WordPress plugin that allows you to optimise images without losing quality.
Yoast SEO is a search engine optimisation plugin for WordPress and other platforms.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.