Search Results for tag "javascript"

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)
429,791 users


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.

Rated 4 out of 5 stars (48)
3,281 users

Tiny JavaScript Debugger

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 (5)
37,464 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)
2,312,460 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)
286,306 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)
60,019 users

JavaScript Object Examiner

Display JavaScript object methods and properties for any available scope.

Not yet rated
1,295 users

Dafizilla ViewSourceWith

The main goal allows users to open (and in some cases edit) page source with external applications.

Rated 4 out of 5 stars (59)
7,352 users

Local Load

Load common JavaScript libraries from local resources

Rated 4 out of 5 stars (31)
4,985 users

FireSSH Featured

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

Rated 4 out of 5 stars (87)
30,964 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)
48,419 users

Web Developer Featured

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

Rated 5 out of 5 stars (217)
602,191 users

Javascript View No Restart

Javacsript source highlighter. Automatically deminify, beautify, and syntax highlight javascript source code.

Rated 4 out of 5 stars (7)
16,541 users

Whois Lookup & Hosting & DNS & Site Flags Firefox

IP Whois Lookup & Website Reviews & Rating. Display country flag indicating website location. Alexa and Norton Antivirus Site Adviser. Supported: GoDaddy, NetworkSolutions, Dotster, 1and1, NameCheap, Register, Yahoo, 123-Reg, FatCow, Enom, FastHosts.

Rated 3 out of 5 stars (9)
6,504 users

JavaScript Debugger

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)
143,063 users

Javascript Command

For writing/testing javascript on Firefox windows (extension development, etc), web pages, and bookmarklets.

Rated 4 out of 5 stars (13)
2,139 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)
5,981 users


The greatest user script engine on the Internet (a fork of Greasemonkey).

Rated 4 out of 5 stars (113)
74,345 users

Good Website Inspector

Good Website Inspector is an extended ruleset for YSLOW, a Firefox AddOn, to check source codes of HTML pages to get easy and fast hints to optimize the current page.

Rated 5 out of 5 stars (1)
2,646 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)
1,090 users