Bootstrap is a free and open-source CSS framework directed at responsive, mobile-first front-end web development. It contains CSS and JavaScript-based design templates for typography, forms, buttons, navigation, and other interface components.
Internet Information Services (IIS) is an extensible web server software created by Microsoft for use with the Windows NT family.
Ionicons is an open-source icon set crafted for web, iOS, Android, and desktop apps.
Open Graph is a protocol that is used to integrate any web page into the social graph.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.