HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
OceanWP is a fast-loading WordPress theme that has great support for third-party plugins and drag-and-drop page builders.
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-Optimize is an all-in-one WordPress plugin that cleans your database, compresses your large images and caches your site.