• 

  Greasemonkey 1 Jan 15

• 

  DictionarySearch 27 Apr 18

• 

  Modify Headers 5 May 15

• 

  WOT (Web of Trust) for Firefox 20 Sep 15

• 

  FireFTP 1 Jan 15

• 

  BlogEverywhere Blogbar for FireFox 1.5+ 23 Sep 15

• 

  Annotary 21 Jan 15

• 

  SEO Toolbar by Moz 31 Dec 14