Express is a web application framework for Node.js, released as free and open-source software under the MIT License. It is designed for building web applications and APIs.
Google AdSense is a program run by Google through which website publishers serve advertisements that are targeted to the site content and audience.
Histats is a simple website visitor analysis and tracking tool.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Open Graph is a protocol that is used to integrate any web page into the social graph.
UIKit is the framework used for developing iOS applications.