FrancophonIA/Vikidia-EnFr huggingface dataset:
60.0.3255.15 (March 27, 2019; 15 months ago (2019-03-27)) [±]

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.

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]