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Geir Ivarsøy

Norwegian computer prgrammer (1957–2006)

  • Fame48.4
  • Momentum0.3
  • Developers rank#211
Source-basedStable
  • Fame48.4
  • Momentum0.3
  • Developers rank#211
  • Wikipedia494
Lived 1957–2006, aged 49Norway
NorwayNorwayDevelopersDeveloper
  • Wikipedia
    21 languages
    Cross-language footprint
  • Era
    1957–2006
    Aged 49
Summary
Updated 2026-06-26

Geir Ivarsøy was the lead programmer at Opera Software. He and Jon von Tetzchner were part of a research group at the Norwegian state phone company where they developed browsing software called MultiTorg Opera in 1994. In 1995 Geir and Jon obtained the rights to the software, formed Opera Software, and continued working on the browser full-time.

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By the numbers

Score breakdown

The six component signals behind the Fame score, and their ranks across the leaderboards.

Fame
Stable
48.4
Composite of search demand, mentions, audience & graph footprint.
Score components
Momentum0.3
Historical17.5
Now attention1.5
Source confidence60.0
Completeness70.0
Global rank
—
Country rank
—
Category rank
#211
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