Site-specific browser words typed into a text box. A more current example is WeatherBug Desktop, which is a standalone client accessing information also available at the weatherbug.com website but configured to display real-time weather data for a user-specified location. The first general purpose SSB is believed to be Bubbles which launched late 2005 on the Windows platform and later coined the term "Site Specific Extensions" for SSB userscripts and introduced the SSB Javascript API. On 2 September 2008, the Google Chrome web browser was released for Windows operating systems. Although Chrome is a full featured browser using a WebKit based engine, it
Google Sidewiki Google Sidewiki Google Sidewiki was a web annotation tool from Google, launched in September 2009 and discontinued in December 2011. Sidewiki was a browser extension that allowed anyone logged into a Google Account to make and view comments about a given website in a sidebar. Despite the name, the tool was not a collaborative wiki, though the comments were editable by the author. Google used ranking algorithms to determine comment relevancy and usefulness, using criteria such as users voting up and down a comment, and past user contributions. Anyone could look up a contributor's Google profile and assess their credibility.