Search Results for tag "javascript"

usi (User|Unified Script Injector)

use UserScripts on your Firefox for Android with usi!

Rated 5 out of 5 stars (20)
1,363 users
Updated October 11, 2016

Firebug Featured

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 (1,840)
2,114,296 users
Updated October 10, 2016

QuickJava Requires Restart 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 (208)
265,305 users
Updated October 8, 2016

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 (25)
57,586 users
Updated September 30, 2016

DevTools Prototyper

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

Rated 5 out of 5 stars (5)
316 users
Updated September 21, 2016

Ghostery Featured

Increase your browsing privacy, protection, and speed.

Rated 5 out of 5 stars (1,306)
1,428,864 users
Updated September 20, 2016

IMDb Streamlist

See if movies and shows in your IMDb watchlist are available for instant streaming on Netflix.

Not yet rated
19 users
Updated September 19, 2016

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 5 out of 5 stars (20)
51,025 users
Updated September 10, 2016

PrefBar Requires Restart

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)
15,727 users
Updated August 29, 2016

JavaScript Toggle On and Off

Toggle JavaScript engine on and off the easy way

Rated 5 out of 5 stars (3)
21,569 users
Updated August 21, 2016

HTML Content Blocker (JS, CSS, IMG, etc)

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

Rated 5 out of 5 stars (4)
1,443 users
Updated August 18, 2016

Web Developer Requires Restart Featured

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

Rated 5 out of 5 stars (249)
470,067 users
Updated August 18, 2016

iMacros for Firefox Featured

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 (425)
442,616 users
Updated August 9, 2016

NoScript Security Suite Requires Restart 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 (1,581)
2,170,731 users
Updated August 8, 2016


A source viewer that enables you to view not only page's HTML source but also style sheets and scripts. It uses Prism syntax highlighter and it can beautify(unminify) the source code.

Rated 4 out of 5 stars (9)
352 users
Updated August 4, 2016

Inspect Object Requires Restart

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 5 out of 5 stars (1)
727 users
Updated August 3, 2016

YesScript Requires Restart

A JavaScript blacklist

Rated 4 out of 5 stars (214)
76,826 users
Updated August 2, 2016

Console Sidebar

Replicated the old firebug console Next to the Dev Inspector, the console has a history and can be minimized.

Not yet rated
32 users
Updated July 14, 2016

JS Injector

Inject custom JavaScript code into the page.

Rated 4 out of 5 stars (1)
41 users
Updated June 27, 2016

FireSSH Requires Restart Featured

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

Rated 4 out of 5 stars (94)
30,071 users
Updated June 20, 2016