The 16 Best Mozilla Firefox Add-ons, Apps & Extensions of 2021
Using Mozilla Firefox as your browser of choice? Here are the 16 most useful, productive, and the best Firefox add-ons you should have in 2021.
29 May 2019 ... Here are the 16 most useful, productive, and the best Firefox add-ons you ... of video hosting sites such as DailyMotion, YouTube, Facebook, ...