Opera (web browser)

desktop web browser developed by Opera Software

Opera is a web browser that formerly included e-mail, webfeed reader, and IRC Chat. There are versions available for several operating systems. These include Microsoft Windows, Mac OS X, Solaris, FreeBSD, and Linux. There are also version for mobile phones,[6][7] personal digital assistants, game consoles, and interactive televisions.

Logo with wordmark
Logo with wordmark
Screenshot of Opera 63 on Wikipedia
Screenshot of Opera 63 on Wikipedia
Developer(s)Opera Software
Initial releaseApril 1995; 29 years ago (1995-04)[1]
Stable release60.0.3255.109 (May 23, 2019; 5 years ago (2019-05-23)) [±]
Preview release

60.0.3255.15 (March 27, 2019; 5 years ago (2019-03-27)) [±]

62.0.3323.0 (May 20, 2019; 5 years ago (2019-05-20)) [±]
Development statusActive
Written inC++[2]
Operating systemFreeBSD
Mac OS X
Microsoft Windows
Solaris until v. 10.11
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Available in56 languages[3]
TypeWeb browser and Internet suite
LicenseProprietary freeware with open source components[4][5]

Opera is developed by Opera Software which is based in Oslo, Norway.



Opera was created in 1994 at Telenor, which is Norway's largest telecommunications company. In 1995, Opera became its own company called Opera Software ASA.[8]

Opera was first released publicly with version 2.0 in 1996,[9] which only ran on Microsoft Windows.[10] With the release of Opera 4.0 in the year 2000, other operating systems were supported.[11]


  • Security: Opera helps protect against computer viruses. When accessing a certain page opera will warn the user beforehand that the site may impose a threat to their computer.[12] The user can decide to open the web page or not.[12]
  • Tabs: Users can save an unlimited number of tabs on their computer, so the next time that the users utilized their PC the pages will still be there.[12] The order of the tabs can be changed, by dragging and dropping them in their needed location.[12]
  • Blocking: Users can block unwanted spam and pop ups, and the blocking features allow the individual to inactivate certain elements.[12]
  • Resizing: Users can use the zoom button to change the size of the text on the screen, also the ‘Fit to Width’ button is available to change the size of the web page to evade horizontal scrolling.[12]


  1. "Opera version history — Opera 1 series". Opera Software. 21 February 2012. Archived from the original on 6 September 2012. Retrieved 21 February 2012.
  2. Lextrait, Vincent (July 2010). "The Programming Languages Beacon, v10.3". Archived from the original on 30 May 2012. Retrieved 5 September 2010.
  3. "Opera browser language files". Opera Software. Archived from the original on 28 June 2012. Retrieved 12 April 2011.
  4. "Opera 12.00 Beta for Windows Changelog". Opera Software. Archived from the original on 14 September 2012. Retrieved 8 July 2012.
  5. "Changelog for Opera 9.0 Beta 1 for Windows". Opera Software. Archived from the original on 14 September 2012. Retrieved 8 July 2012.
  6. "The Best Browsers for Android: Rating Top-10". GeekNose. Retrieved 7 December 2012.
  7. Biography for Opera on IMDb
  8. About Opera Archived 23 February 2013 at the Wayback Machine. Retrieved 13 January 2011
  9. "Affiliated Organization of Firefox and Mozilla" (PDF). Mozilla Japan. Mozilla Foundation. 2006. Retrieved 5 September 2010.
  10. "Milestones". Opera Software. 2007. Archived from the original on 23 November 2007. Retrieved 13 January 2011.
  11. Schenk, Mark (2010). "Opera browser version history". Archived from the original on 14 October 2007. Retrieved 5 September 2010.
  12. 12.0 12.1 12.2 12.3 12.4 12.5 "Information on the Opera Browser". Archived from the original on 6 March 2016. Retrieved 25 July 2012.

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