ClustrMaps widget is a visitor tracker, designed for general web and blog use.
Fastly is a cloud computing services provider. Fastly's cloud platform provides a content delivery network, Internet security services, load balancing, and video & streaming services.
GitHub Pages is a static site hosting service.
jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.
ASP.NET is an open-source, server-side web-application framework designed for web development to produce dynamic web pages.
Varnish is a reverse caching proxy.