• 

  Grammarly Lite for Firefox 22 Jan 15

• 

  Zotero 26 Jan 15

• 

  Active Whois Plugin for Firefox 7 Apr 16

• 

  Adblock Plus for Mozilla Firefox 4 Mar 16

• 

  About:addons-memory for Firefox 25 Jan 15

• 

  DownThemAll 1 Jan 15

• 

  CipherFox 21 Jan 15

• 

  CoolPreviews for Firefox 11 Apr 15