Contact Form 7 is an WordPress plugin which can manage multiple contact forms. The form supports Ajax-powered submitting, CAPTCHA, Akismet spam filtering.
Leaflet is the open-source JavaScript library for mobile-friendly interactive maps.
LiteSpeed is a high-scalability web server.
PHP is a general-purpose scripting language used for web development.
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.