Capture & Print Featured
This add-on lets you print a webpage's area easily.
Clean Links Featured
Stylish Requires Restart Featured
Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for Google, Facebook, YouTube, Tumblr, and many, many other sites. You can even customize Firefox and other programs themselves.
Public Fox Requires Restart Featured
Block downloads, lock down bookmarks/addons/downloads with a password.
Web Developer Requires Restart Featured
The Web Developer extension adds various web developer tools to the browser.
Fox Web Security Requires Restart Featured
Protection from adult content (parental control) and from dangerous sites.
Entrust protection for yourself and your children to professionals!
Google™ Translator Featured
Google™ Translator is a handy multi-language translator built on top of Google Translate. It gives you Google Translate UI feel right on your Firefox toolbar.
uBlock Origin Featured
Finally, an efficient blocker. Easy on CPU and memory.
SmoothWheel Requires Restart Featured
Scrolls the page smoothly when scrolling the mouse wheel (or keyboard arrows if enabled).
Self-Destructing Cookies Featured
Fix the web. Gets rid of a site's cookies and LocalStorage as soon as you close its tabs. Protects against trackers and zombie-cookies. Trustworthy services can be whitelisted.
Free Memory Featured
An add-on to perform free-memory operations without visiting about:memory.
For Firefox 40+, try Free Memory 2.0 https://addons.mozilla.org/en-US/firefox/addon/free-memory-20/
FireGestures Requires Restart Featured
A customizable mouse gestures extension which enables to execute various commands and user scripts with six types of gestures.
Emoji Keyboard Featured
A free Emoji Keyboard extension of the web tool http://emojikeyboard.org. This extension lets you input emojis right in the Firefox web browser. It also comes with an extensive search functionality that helps easily get emoji by keywords.
1) Screen capture web pages.
2) Selected regions.
3) Whole browser windows.
Edit screenshots and save the images to either local file or Google Drive. Annotate screenshots in a very user-friendly interface with different tools. Upload and share!
S3.Google Translator Requires Restart Featured
S3.Google Translator adds the power of Google Translate’s automatic translations to your browser!
It supports translation of selected text, entered phrase or whole webpage between any of 80+ languages.
New Feature: Language learning!
Bluhell Firewall Featured
Get a faster browsing experience by blocking nasty web resources using Bluhell Firewall, the lightweight Ad-Blocker and Tracking/Privacy Protector.
Theme Font & Size Changer Featured
Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.
Greasemonkey Requires Restart Featured
Tab Memory Usage Featured
Tab Memory Usage displays the amount of memory is used by each tab