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  Grammarly Lite for Firefox 22 Jan 15

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  Omnibar 15 Apr 15

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  Google Advanced Operations Toolbar 21 Sep 15

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  HTTP Header 16 Apr 15

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  DuckDuckGo Plus for Firefox 21 Jan 15

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  Evernote Clearly 15 Apr 15

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  FoxFilter 4 May 15

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  Hola Unblocker for Firefox 1 Jan 15