Select text and translate it with a shortcut between 103 languages instantly.
Social Fixer for Facebook fixes annoyances, adds features, and enhances existing functionality to make FB more fun and efficient. Filter the news feed, hide sponsored posts and political posts, hide parts of the page you don't want to see, and more!
YouTube Control Center is an open-source project that aims to enhance the overall YouTube experience by providing the end user with more control in what the playback process is concerned.
Get free text of research papers as you browse, using Unpaywall's index of ten million legal, open-access articles.
Switch website you want to dark mode. Dark mode will help devices save battery and reduces strain on your eyes.
Pearltrees lets you organize everything.
Scrobble music from vk.com to last.fm
Removes the checks WhatsApp put in place to disable Firefox accessing WhatsApp Web, the new web interface. **NOTICE: WhatsApp Web is now compatible with Firefox! You don't need to install this addon any more**
Switch Youtube to dark mode. Dark mode will help devices save battery and reduces strain on your eyes.
Unblock any blocked website and stay secure with Hotspot Shield. Easy use with one-click activation. Unlimited bandwidth!
1-Click to download any Facebook video. Choose if you want video or just an image. Compatible with new Firefox Quantum 57+ Addon uses 3rd party site (www.getyourfb.com) for operation.
The easiest access to the Google universe