Joomla is a free and open-source content management system for publishing web content.
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.
Lightbox is small javascript library used to overlay images on top of the current page.
MailerLite is an email marketing tool and website builder for businesses of all shapes and sizes.
PHP is a general-purpose scripting language used for web development.
UIKit is the framework used for developing iOS applications.