Google APIs are application programming interfaces developed by Google which allow communication with Google Services and their integration to other services.
Liferay Portal is the leading open source portal for the enterprise, offering content management, collaboration, and social out-of-the-box.
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
websites using the $ symbol on their website - meaning it may accept payment in this currency used in Israel.
The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.