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.
Lighttpd is an open-source web server optimised for speed-critical environment.
Nicepage is a free website building tool that requires no coding skills and integrates seamlessly with all leading CMS systems.
Open Graph is a protocol that is used to integrate any web page into the social graph.