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These extensions and wallpapers are made for the Opera browser.

Download Opera browser with:

  • built-in ad blocker
  • battery saver
  • free VPN

These extensions and wallpapers are made for the Opera browser.

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Librus Average 아이콘

Librus Average

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DISCLAIMER: This extension uses Google Analytics to log simple events (preference changes and extension load). None of your personal data (grades or average) is being logged or used in manners other that displaying it.

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