Liferay Portal is the leading open source portal for the enterprise, offering content management, collaboration, and social out-of-the-box.
The Tweet Button is a small widget which allows visitors to share content and connect on Twitter.
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
The website contains Adobe Flash content embeded without the use of JavaScript.
The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook
Open graph description entity tag
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.