1C-Bitrix is a system of web project management, universal software for the creation, support and successful development of corporate websites and online stores.
Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising.
JivoChat is a live chat solution for websites offering customizable web and mobile chat widgets.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
PHP is a general-purpose scripting language used for web development.
UIKit is the framework used for developing iOS applications.