Search Results for tag "javascript"

NoScript Security Suite 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.

Rated 5 out of 5 stars (1,599)
57,355 weekly downloads

Firebug

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 4 out of 5 stars (2,124)
53,474 weekly downloads

Ghostery Compatible with Firefox 57+ Featured

Increase your browsing privacy, protection, and speed.

Rated 4 out of 5 stars (1,597)
43,612 weekly downloads

iMacros for Firefox

Automate Firefox. Record and replay repetitive tasks. If you're tired of manually visiting the same sites, filling out forms, downloading files and extracting data, then iMacros is for you! Save time, effort and money with iMacros browser automation!

Rated 4 out of 5 stars (553)
42,160 weekly downloads

QuickJava Requires Restart

Allows quick enable and disable of Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the Toolbar. This is great for increasing security or decreasing bandwidth. (Read details for info on Java with FF52+!)

Rated 5 out of 5 stars (190)
11,844 weekly downloads

Web Developer Requires Restart

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

Rated 5 out of 5 stars (279)
10,305 weekly downloads

Decentraleyes

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.

Rated 5 out of 5 stars (171)
7,397 weekly downloads

JS Print Setup Requires Restart

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 (32)
3,305 weekly downloads

JavaScript Toggle On and Off (WebExtension) Compatible with Firefox 57+

Toggle JavaScript engine on and off the easy way

Rated 4 out of 5 stars (18)
2,980 weekly downloads

JavaScript Toggle On and Off

Toggle JavaScript engine on and off the easy way

Rated 4 out of 5 stars (13)
2,220 weekly downloads

YesScript Requires Restart

A JavaScript blacklist

Rated 4 out of 5 stars (216)
2,092 weekly downloads

JavaScript Deobfuscator

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 4 out of 5 stars (26)
1,568 weekly downloads

Policy Control (noScript, noCSS, noMedia, ...)

This extension helps you quickly disable and enable different types of resources such as JavaScript, CSS, and Media. The extension can be used to increase privacy as well as saving bandwidth by blocking unwanted contents.

Rated 4 out of 5 stars (14)
1,564 weekly downloads

FireSSH Requires Restart

FireSSH is a free, cross-platform SSH terminal client for Mozilla Firefox. Written entirely in Javascript!

Rated 4 out of 5 stars (99)
1,146 weekly downloads

Tiny JavaScript Debugger Requires Restart

TinyJSD is a JavaScript debugger for privileged code running Mozilla products like Firefox, Thunderbird, SeaMonkey. It serves to debug the application as well as extensions written in JavaScript.

Rated 4 out of 5 stars (8)
1,145 weekly downloads

Whitelist JavaScript Compatible with Firefox 57+

Whitelist websites to execute JavaScript-code.
Just click one button and the JavaScript code on that page will be either disabled or enabled. You can add entries to its whitelist, export and import the white list and enable wildcard.

Rated 1 out of 5 stars (1)
764 weekly downloads

Toggle JS

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 (16)
592 weekly downloads

JavaScript Debugger Requires Restart

As of Firefox 33, Venkman *no longer works*, as the APIs which it needs have been removed.

Venkman is the code name for Mozilla's JavaScript Debugger. Venkman aimed to provide a powerful JavaScript debugging environment for Mozilla based browsers.

Rated 4 out of 5 stars (50)
590 weekly downloads

usi (User|Unified Script Injector)

use UserScripts on your Firefox for Android with usi!

Rated 4 out of 5 stars (50)
484 weekly downloads

Custom Style Script (Inject desired CSS or JS) Compatible with Firefox 57+

Add Custom JavaScript Codes or Styles to any Page.

Rated 4 out of 5 stars (12)
433 weekly downloads