cdnjs is a free distributed JS library delivery service.
Google Maps is a web mapping service. It offers satellite imagery, aerial photography, street maps, 360° interactive panoramic views of streets, real-time traffic conditions, and route planning for traveling by foot, car, bicycle and air, or public transportation.
Internet Information Services (IIS) is an extensible web server software created by Microsoft for use with the Windows NT family.
Lightbox is small javascript library used to overlay images on top of the current page.
ASP.NET is an open-source, server-side web-application framework designed for web development to produce dynamic web pages.