Google APIs are application programming interfaces developed by Google which allow communication with Google Services and their integration to other services.
Ruby on Rails is an open-source web framework that is optimized for programmer happiness and sustainable productivity. It lets you write beautiful code by favoring convention over configuration.
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.
Google's hosted library for web fonts. Allows websites to choose and use fonts from a free, wide variety of fonts.