Explore powerful tools and features to customize Firefox and make the browser all your own.
YouTube High Definition is a powerful tool that will let you automatically play all YouTube videos in HD (High Definition), turn off annotations, change video player size, auto stop videos, auto mute videos, control embedded videos and much more.
Reverse image search using various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
Copy Plain Text without any formatting
Authenticator generates 2-Step Verification codes in your browser.
Click on the extension icon and it redirects to your favorate website in a pinned tab. Also works with keyboard shortcut.
Show the rating bar (likes/dislikes) on the bottom of every YouTube thumbnail.
自动加载PubMed搜索结果中期刊的信息，显示它们的影响因子以及该领域的排名。 Pubmed是美国国立卫生研究所管理的、向全球开放的数据库。用户可以在网站上检索已经或是即将发表的文献，并查看这些文献的相关信息，包括作者、期刊、发表日期、摘要和下载信息。网站链接为 https://www.ncbi.nlm.nih.gov/pubmed/
Adds Steam Database link across Steam Community and Store.
⭐ Most popular and ONLY ⭐ Video Downloader that downloads most of the Videos, 4K and Full HD. SuperVideo Downloader helps you to download any video from Facebook, Instagram, Dailymotion, Twitter, Vimeo, VK and many more. ⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐
Avira Password Manager synchronizes every change you make, and can be used on a wide range of devices and operating systems as well as with popular browsers via an extension.
Download any YouTube video in your favorite format.
Kopernio adds a one-click access button to full-text research article PDFs on thousands of academic sites. Works with subscription and open access articles.