Search Results for tag "javascript"


Stops javascript annoyances such as forbidden right click, forbidden text selection or cascading dialog boxes.

Rated 5 out of 5 stars (141)
195,096 users


Re-adds the options to disable Images, JavaScript, and the Tab Bar in about:preferences and the Options window.

Rated 5 out of 5 stars (42)
7,600 users

QuickJava Featured

Allows quick enable and disable of Java, Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the Toolbar. This is great for increasing security or decreasing bandwidth.

Rated 5 out of 5 stars (191)
285,559 users

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.

Rated 5 out of 5 stars (1,500)
2,300,001 users


A userChromeJS clone with built-in subscript/overlay loader capability.

Rated 5 out of 5 stars (18)
1,084 users


The all in one toolbar(item). Houses and manages bigger amounts of buttons (Clear Cache, Clear Cookies, ...), Menus (User Agent spoof...) and checkboxes (Javascript, Flash, ...). Extensible from online-database or with self created buttons.

Rated 5 out of 5 stars (39)
16,429 users

Web Developer Featured

The Web Developer extension adds various web developer tools to the browser.

Rated 5 out of 5 stars (217)
600,881 users

JS Print Setup

Client side Javascript printer settings.
This extension implements print setup from CS Javascript, similar of MeadCo's ScriptX ActiveX control for Internet Explorer.

Rated 5 out of 5 stars (21)
49,444 users

Execute JS

Execute JS is a enhanced JavaScript-Console, where you can comfortably enter and execute arbitrary JavaScript-Code and modify functions...

Rated 5 out of 5 stars (13)
5,966 users

Firebug No Restart

Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page...

Rated 5 out of 5 stars (1,791)
2,434,982 users


Displays JSON data in a collapsible tree structure with syntax highlights.

Rated 5 out of 5 stars (9)
962 users

Toggle JS No Restart

A simple toolbar button to quickly toggle javascript between enabled or disabled.
A green shield is shown when javascript is enabled and a red shield is shown when it is disabled

Rated 5 out of 5 stars (9)
4,480 users

JavaScript Deobfuscator No Restart

This add-on shows you what JavaScript code runs on a web page, even if it is obfuscated and generated on the fly. Simply open JavaScript Deobfuscator from the Web Developer menu and watch the scripts being compiled/executed.

Rated 5 out of 5 stars (20)
60,140 users

View Dependencies

View Dependencies adds a tab to the Page Info window, in which it lists all the files which were loaded to show the current page.

Rated 5 out of 5 stars (31)
6,501 users

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...

Rated 4 out of 5 stars (382)
435,751 users


This addon allows you to execute javascript uris entered into your location bar.

Rated 5 out of 5 stars (5)
260 users


Syntax highlighting for the Firebug command line using Ace.
Fuzzy auto completion
and more...

Rated 5 out of 5 stars (17)
1,644 users

XUL Gear

IDE for FireFox plug-in developers and business analysts who create User Interface mock-ups. A WYSIWYG XUL editor

Rated 5 out of 5 stars (14)
1,087 users

Karma Blocker

Block resources based on their karma.

Rated 4 out of 5 stars (86)
12,614 users

Library Detector No Restart

Detects what javascript libraries are being used on the current page and displays the result as icons with detailed tooltips in the statusbar.

Rated 4 out of 5 stars (27)
1,319 users