nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
Enyo is a JavaScript app framework enabling developers to build native-quality HTML5 apps that run everywhere.
websites using the $ symbol on their website - meaning it may accept payment in this currency used in Israel.
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.