Opera (web browser) layout engine of its competitor Google Chrome. Features of the Opera web browser include private browsing, tabbed browsing, download manager, mouse gestures and browser extensions. Opera began in 1994 as a research project at Telenor, the largest Norwegian telecommunications company. In 1995, it branched out into a separate company named Opera Software. Opera was first released publicly in 1996 with version 2.10, which only ran on Microsoft Windows. In an attempt to capitalize on the emerging market for Internet-connected handheld devices, a project to port Opera to mobile device platforms was started in 1998. Opera 4.0, released in 2000, included
Google Web Accelerator request, and stored it in the Google Web Accelerator cache.. Some law experts and IT authors affirmed that Google would "combine personal and clickstream data with existing search history data contained in Google's own cookie " Google Web Accelerator is no longer available for, or supported by, Google . the Google Web Accelerator is not compatible with Firefox 3.0. Google Web Accelerator is still available for download from other websites. The Labs experiment launched in 2005 was discontinued and no longer supported by Google, since January 2009. Google Web Accelerator Google Web Accelerator was a web accelerator produced by Google.