Explore powerful tools and features to customize Firefox and make the browser all your own.
FoxyProxy is an advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. For a simpler tool and less advanced configuration options, please use FoxyProxy Basic.
Spoofs User-Agent strings of your browser with a new one globally, randomly or per hostname
Show tabs like a tree.
Search with Lilo to finance social and environmental projects. Use the optionnal Lilo's home page to follow social and environmental news (change your newtab and startup page to Lilo). Finance social and environmental projects when buying on the web
Most advanced videosaver utility across the Firefox store.
Flash Player runs and saves any flash file across the web. The Addon allows you to add any flash file into the app's playlist and access them on any website by simply clicking an extension icon.
2019 updated downlaod helper for YouTube. Download any video from YouTube to MP3, MP4, WEBM, M4A or 3GP. Subtitles and thumbnails also available for download with a single mouse click!
It may be the most user-friendly new tab on Firefox browser
The fastest and yet most complete Adblocker on the market.
Download Any YouTube Video to Your Hard Drive.
Securely search, shop & download online by easily identifying harmful websites. Also, get easy access to custom web search.
Download YouTube video and view it offline.