92 matching results
Decentraleyes Compatible with Firefox 57+ Featured
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.
QuickJava Requires Restart
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.
SettingSanity Requires Restart
PrefBar Requires Restart
JSON-DataView Requires Restart
Displays JSON data in a collapsible tree structure with syntax highlights.
JS Print Setup Requires Restart
Web Developer Requires Restart
The Web Developer extension adds various web developer tools to the browser.
uc Requires Restart
A userChromeJS clone with built-in subscript/overlay loader capability.
Ghostery Compatible with Firefox 57+ Featured
Increase your browsing privacy, protection, and speed.
InheritPrincipal Requires Restart
Execute JS Requires Restart
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.
Karma Blocker Requires Restart
Block resources based on their karma.
use UserScripts on your Firefox for Android with usi!
XUL Gear Requires Restart
IDE for FireFox plug-in developers and business analysts who create User Interface mock-ups. A WYSIWYG XUL editor
Acebug Requires Restart
Syntax highlighting for the Firebug command line using Ace.
Fuzzy auto completion
FireSSH Requires Restart