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92 matching results
Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.
SettingSanity Requires Restart
NoScript Security Suite Requires Restart 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.
PrefBar Requires Restart
JSON-DataView Requires Restart
Displays JSON data in a collapsible tree structure with syntax highlights.
QuickJava Requires Restart Featured
uc Requires Restart
A userChromeJS clone with built-in subscript/overlay loader capability.
JS Print Setup Requires Restart
Web Developer Requires Restart
The Web Developer extension adds various web developer tools to the browser.
Increase your browsing privacy, protection, and speed.
This add-on adds JS Fiddle style code prototyping to Firefox DevTools.
InheritPrincipal Requires Restart
use UserScripts on your Firefox for Android with usi!
Execute JS Requires Restart
XUL Gear Requires Restart
IDE for FireFox plug-in developers and business analysts who create User Interface mock-ups. A WYSIWYG XUL editor
Karma Blocker Requires Restart
Block resources based on their karma.
PourBico Requires Restart
Speed up your testing and debugging times with PourBico. By intercepting HTTP requests, PourBico allows you to modify each response (headers and body) via inline edits or by replacing resources with local or external ones.