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  Ciuvo for Firefox 16 Apr 15

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  Smart Address Bar (Firefox) 16 Apr 15

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  Grammarly Lite for Firefox 22 Jan 15

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  IM LinkBar 22 Jan 15

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  iMacros for Firefox 23 Jan 15

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  Tumblr for Firefox 21 Jan 15

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  TranslateAsYouGo 9 Dec 14

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  Reverse Timeline 11 Apr 15