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.
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.
SnapWidget is a set of interactive Instagram, Twitter and 500px widgets.
VK is a Russian online social media and social networking service.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.