HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
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.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Smart Slider 3 is a responsive, SEO optimised WordPress plugin.
Twenty Twenty is the default WordPress theme for 2020.
WordPress Super Cache is a static caching plugin for WordPress.
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.