Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Grammarly for Firefox
Grammarly will help you communicate more effectively. As you type, Grammarly flags mistakes and helps you make sure your messages, documents, and social media posts are clear, mistake-free, and impactful.
868,445 users
Imagus
Enlarge thumbnails, and show images/videos from links with a mouse hover.
74,905 users
Ecosia — The search engine that plants trees 🌱
Ecosia is a search engine that uses 80% of its profits from ad revenue to plant trees. By searching with Ecosia you can help the environment for free. This extension adds Ecosia.org as the default search engine to your Firefox browser. Give it a try!
338,700 users
Toolbox for Google Play Store™
Enhances the Google Play Store™ with various features. The add-on will add optional APKMirror, Android Police, and Appbrain buttons to all Play Store app pages. Additionally, TGPS will tell you if an app you're looking at offers a beta program.
2,034 users
Search in Wikipedia
Search any text in Wikipedia, just right click on selected text.
4,102 users
SingleFile | Save a page as a single HTML file
Save a complete page (with CSS, images, etc.) into a single HTML file.
5,270 users
EBCMask
EBCMask supports EBC, ETH and ETC
60 users
Infinity New Tab (Pro)
It may be the most user-friendly new tab on Firefox browser
6,881 users
Смарт Дефендер
Смарт Дефендер тебе поможет! Немедленно узнай следует ли доверять определенной странице или лучше ли её закрыть. Смарт Дефендер тебя предупредит!
35,422 users
Behind The Overlay Revival
Click to close any overlay popup on any website.
17,665 users
InlineDisposition Reloaded
InlineDisposition Reloaded changes the disposition type of "Content-Disposition" response headers from "attachment" and "file" to "inline"
1,256 users
Auto HD|LQ for YouTube™
Play YouTube™ Videos in the Highest or Lowest Available Quality
8,215 users