• 

  DuckDuckGo Plus for Firefox 21 Jan 15

• 

  Google Advanced Operations Toolbar 21 Sep 15

• 

  CipherFox 21 Jan 15

• 

  Coogle 14 Jul 15

• 

  Cliqz 20 Jan 15

• 

  Firebug 1 Jan 15

• 

  Hola Unblocker for Firefox 1 Jan 15

• 

  Click&Clean for Firefox 1 Jan 15