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Welcome to Firefox Add-ons.
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Proxy Switcher No Restart Featured
Access to the complete Firefox's proxy settings right from a toolbar panel
Simulate the use of a series of proxy changing at each new connection.
Random Agent Spoofer No Restart
Rotates complete browser profiles ( from real browsers / devices ) at a user defined time interval. It includes many extra privacy enhancing options
Create automated cross-browser functional tests easily and quickly.
Selenium IDE is an integrated development environment for Selenium tests. It is implemented as a Firefox extension, and allows you to record, edit, and debug tests.
Enter up to 5 equations into this toolbar, then view the graphs using Firefox native SVG support. The toolbar allows rescaling the x and y coordinates and redefining the domain. Contributions go directly to the Boys & Girls Club.
View HTTP headers of a page and while browsing.
Live HTTP Header Fix By Danyial ITs Working On Firefox Again Fixed Reply Problem
iMacros for Firefox Featured
Automate Firefox. Record and replay repetitious work. If you love the Firefox web browser, but are tired of repetitive tasks like visiting the same sites every days, filling out forms, and remembering passwords, then iMacros for Firefox is the soluti...
Textise No Restart
Creates a text-only version of almost any web page. Great for accessibility, SEO and printing.
FireMath is an equation editor based on MathML, the mathematical markup language.
Find examples, FAQ, installation instructions and a discussion board at
Speed up scientific scripting! Improve your science!
Configures Mozilla Firefox for use with Charles Web Debugging Proxy.
Allows to copy selected text as plain text by adding a 'Copy as Text' menu item to context menu.
The most beautiful yet the simplest add-on that makes a strong colorful appeal. Colors every tab in a different color and makes them easy to distinguish while beautifying the overall appearance of the interface. For Seamonkey & Flock. An essential. F...
This is a firefox addon that allows the user to enable CORS everywhere by altering http responses.
User Agent Overrider No Restart
Override browser user agent string
Tab Reloader No Restart
An easy-to-use tab reloader with custom reloading time settings for individual tabs
WebRTC Control No Restart
Have control over WebRTC (disable or enable) and protect your IP address.
Disable WebRTC No Restart
WebRTC leaks your actual IP addresses from behind your VPN, by default.
Google Analytics Debugger No Restart
A devtools extension for debugging Google Analytics tracking code