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  WOT (Web of Trust) for Firefox 20 Sep 15

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  Fast Dial 1 Jan 15

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  NetVideoHunter 27 Apr 18

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  URL Fixer 26 Jan 15

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  SimilarWeb for Firefox 23 Jan 15

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  Grammarly Lite for Firefox 22 Jan 15

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  X-notifier 1 Jan 15

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  FoxyProxy Basic 22 Jan 15