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  Rikaisama 23 Jan 15

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  NoScript 1 Jan 15

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  iMacros for Firefox 23 Jan 15

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  Highlighted Text To File 11 Apr 15

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  HTML Validator (based on CSE HTML Validator) 21 Sep 15

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  Ghostery (for Firefox) 14 Feb 15

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  WOT (Web of Trust) for Firefox 20 Sep 15

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  Awesome Screenshot for Firefox 11 Apr 15