AdRiver is a company which provide internet advertising management and audit software.
ipify is a service which provide public IP address API, IP geolocation API, VPN and Proxy detection API products.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Progressive Web Apps (PWAs) are web apps built and enhanced with modern APIs to deliver enhanced capabilities, reliability, and installability while reaching anyone, anywhere, on any device, all with a single codebase.
VK is a Russian online social media and social networking service.
Vue.js is an open-source model–view–viewmodel JavaScript framework for building user interfaces and single-page applications.