Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
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83 matching results
NoScript Security Suite Featured
The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.
DevTools Prototyper No Restart
This add-on adds JS Fiddle style code prototyping to Firefox DevTools.
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...
Block resources based on their karma.
JS Toggle Button No Restart
Record, bookmark and replay your browser activities in a snap with DéjàClick. Designed for Firefox, DéjàClick can handle the most complex websites - including AJAX, Flash, forms and more. With a single click you can repeat your most common tasks.
Firebug No Restart
usi (User|Unified Script Injector) No Restart
nutze UserScripts auf deinem Firefox für Android mit usi!
Lynx - Add-on for Firefox No Restart
Better links sharing!
HTML Content Blocker No Restart
Blocks desired HTML contents (script, style, image, object, media)
A userChromeJS clone with built-in subscript/overlay loader capability.
Custom Style Script No Restart
SafeBrowser No Restart
Toggle JS No Restart