Search Results for tag "javascript"

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)
33,044 users
Updated November 24, 2015

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 (1,511)
2,486,773 users
Updated November 22, 2015

Browserling - Cross-browser testing No Restart

Cross-browser test websites in the most popular browsers such as Internet Explorer, Chrome, Firefox, Safari and Opera. Try for free!

Not yet rated
88 users
Updated November 7, 2015

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 (1,799)
2,704,207 users
Updated October 26, 2015

DevTools Prototyper No Restart

This add-on adds JS Fiddle style code prototyping to Firefox DevTools.

Rated 5 out of 5 stars (3)
265 users
Updated September 27, 2015

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 (381)
405,031 users
Updated September 24, 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

Policy Control (noScript, noCSS, noMedia, ...) No Restart

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 (2)
1,107 users
Updated August 27, 2015

usi (User|Unified Script Injector) No Restart

nutze UserScripts auf deinem Firefox für Android mit usi!
Im Beta Kanal (Version 0.1.33-b) mit experimentellen Greasemonkey Funktionen (GM_getValue,GM_setValue,GM_deleteValue,GM_listValues,GM_setClipboard,GM_openInTab,GM_log,GM_addStyle)

Rated 4 out of 5 stars (3)
306 users
Updated August 26, 2015

HTML Content Blocker No Restart

Blocks desired HTML contents (script, style, image, object, media)

Rated 5 out of 5 stars (1)
347 users
Updated August 25, 2015

Custom Style Script No Restart

Add Custom JavaScript Codes or Styles to any Page.

Rated 5 out of 5 stars (2)
419 users
Updated August 5, 2015

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)
44,170 users
Updated August 4, 2015

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 (19)
67,781 users
Updated July 28, 2015

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 (10)
5,342 users
Updated June 29, 2015

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)
55,792 users
Updated June 15, 2015


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 (40)
17,659 users
Updated June 4, 2015

Inspect Object

Web Developer Toolbox helper. Adds an 'Inspect JavaScript Object' button to the toolbar in the Web Developer Toolbox. Clicking on this button displays the JavaScript object for the element currently selected in the Inspector tool.

Rated 1 out of 5 stars (1)
987 users
Updated May 30, 2015


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

Rated 5 out of 5 stars (5)
272 users
Updated April 5, 2015

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)
7,349 users
Updated February 27, 2015

Developer Assistant

A suite of tools for developers.

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