Search Results for tag "javascript"

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 (1,510)
2,486,773 users
Updated November 22, 2015


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)
3,546 users
Updated September 4, 2015

Developer Assistant

A suite of tools for developers.

Rated 4 out of 5 stars (46)
3,537 users
Updated January 29, 2015

View Source

Shows all source files of a webpage.

Rated 4 out of 5 stars (6)
1,382 users
Updated September 19, 2014

Dev Addict Developer Search

Search engine for developers that searches for tutorials, as well as through README's and video training sites.

Not yet rated
2 weekly downloads
Updated May 12, 2014

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)
7,259 users
Updated January 10, 2014

Web Developer Featured

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

Rated 5 out of 5 stars (218)
638,054 users
Updated May 5, 2013

JS Switch

Add a toolbar button or an option in Tool menu to toggle JavaScript

Rated 4 out of 5 stars (20)
8,866 users
Updated April 12, 2013

immunity No Restart

A simple way to turn off Javascript and Cookies with one click.

Rated 3 out of 5 stars (1)
80 users
Updated April 8, 2013

View Source In Dreamweaver

View Source In Dreamweaver is a new companion for web developers to open up any web page HTML source with Adobe Dreamweaver via a single and quick mouse click.

Rated 3 out of 5 stars (7)
1,682 users
Updated February 22, 2013

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)
1,329 users
Updated January 2, 2013

Firebug Autocompleter

Firebug command line autocomplete.

Rated 4 out of 5 stars (31)
27,518 users
Updated November 20, 2012


XPCOMViewer is tiny tool for exploring XPCOM components.

Rated 4 out of 5 stars (6)
436 users
Updated October 29, 2012

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)
151,333 users
Updated March 23, 2012


Javascript syntax highlighting for Firebug

Rated 4 out of 5 stars (44)
6,681 users
Updated January 7, 2012


Ajuda a burlar protetores de links; extrai os links de uma página, inclusive no código-fonte do javascript; mostra elementos ocultos, como imagens e divs.

Rated 4 out of 5 stars (6)
262 users
Updated October 13, 2011


An editor with real time syntax highlighting which allows edit, run and test CSS, HTML and JavaScript code. Phoenix will tell you how many CSS and JS files are loaded into a page, how big these are, it will let you edit, pack and de-obfuscate them.

Rated 4 out of 5 stars (42)
3,998 users
Updated June 29, 2011

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)
2,925 users
Updated June 12, 2011


WatchPug is an extension checking your website documents for validation errors. Find more information at

Rated 5 out of 5 stars (1)
57 users
Updated June 6, 2011

Javascript Command

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

Rated 4 out of 5 stars (13)
2,200 users
Updated May 6, 2011