Apache is a free and open-source cross-platform web server software.
Caldera Forms is the free WordPress form builder plugin.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.
Javascript forms validation script.
Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.
UIKit is the framework used for developing iOS applications.
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.