AngularJS is a JavaScript-based open-source web application framework led by the Angular Team at Google.
Etracker is a web optimisation solution.
Lodash is a JavaScript library which provides utility functions for common programming tasks using the functional programming paradigm.
Modernizr is a JavaScript library that detects the features available in a user's browser.
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.
PHP is a general-purpose scripting language used for web development.