Best Developer Mozilla Addons Alternatives

Total developer plugins - 43
Firebug Mozilla Addon

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...

Total Downloads: 2M Download Plugin
Flagfox Mozilla Addon

Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...

Total Downloads: 484.9K Download Plugin
Web Developer Mozilla Addon

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

Total Downloads: 448.5K Download Plugin
DOM Inspector Mozilla Addon

DOM Inspector is a tool that can be used to inspect and edit the live DOM of any web document or XUL application. The DOM can be navigated using a two-paned window displaying a variety of different views on the document and all nodes within.

Total Downloads: 119.3K Download Plugin
HttpFox Mozilla Addon

An HTTP analyzer addon for Firefox

Total Downloads: 81.7K Download Plugin
YSlow Mozilla Addon

YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages. is the official open source website.

Total Downloads: 72.5K Download Plugin
Html Validator Mozilla Addon

HTML Validator is a Mozilla extension that adds HTML validation inside Firefox and Mozilla. The number of errors of a HTML page is seen on the form of an icon

For Online HTML 5 validation, you need 0.962

Total Downloads: 49.6K Download Plugin
Disable Add-on Compatibility Checks Mozilla Addon

Reinstates the extensions.checkCompatibility preference without respect to the current application version.

Total Downloads: 37.1K Download Plugin
MR Tech Toolkit Mozilla Addon

(Formerly Local Install) The primary goal of this extension is to provide the tools needed to install and manage extensions and themes locally and tons of other features.

Note: With Toolkit 6.0 Auto Archiving is fully working in Firefox 2.0 and temporarily disabled for Firefox 3.0, fix coming soon.

Total Downloads: 27.9K Download Plugin
Nightly Tester Tools Mozilla Addon

Useful tools for the nightly tester.

Total Downloads: 26.2K Download Plugin
FireQuery Mozilla Addon

Firebug plugin for jQuery development

Total Downloads: 21.8K Download Plugin
Clear Cache Mozilla Addon

Clear Cache was developed to make it easier for Web development, clearing your browser cache (RAM and DISK) by pressing a button or via the F9 key.

F9 Fever! ;)

Total Downloads: 19.3K Download Plugin
Firepicker Mozilla Addon

Simple color picker plugin for Firebug.

Total Downloads: 14.5K Download Plugin
Illuminations for Developers for Firebug Mozilla Addon

Enhances Firebug to understand JavaScript libraries and frameworks, making things more obvious and helpful when debugging. Trial version, fully functional.

Total Downloads: 12.6K Download Plugin
Toggle Web Developer Toolbar Mozilla Addon

Toggle Web Developer Toolbar has been specially designed for web developers to provide easy to use methods to toggle Web Developer toolbar so that they can preserve their browser view area when they do not use Web Developer toolbar.

Total Downloads: 11.4K Download Plugin
Developer Tools - toolbar button Mozilla Addon

Access and activate the native Firefox Web Developer tools faster through this toolbar button (menu). Button can be placed on any toolbar.

Total Downloads: 9.6K Download Plugin
JSONovich Mozilla Addon

Pretty-prints JSON content in the browser for easy, unobtrusive viewing.

Total Downloads: 8.7K Download Plugin
RESTED Mozilla Addon

A REST client for the rest of us

Total Downloads: 8.4K Download Plugin
Octotree Mozilla Addon

Add-on to display GitHub code in tree format

Total Downloads: 3K Download Plugin
Firecookie Mozilla Addon

Firecookie is an extension for Firebug that makes possible to view and manage cookies in your browser

Firecookie is part of Firebug since Firebug 1.10

Total Downloads: 2.7K Download Plugin
Google chrome extensions Download

We collect the latest most useful Google chrome extension from Google chrome Extensions directory . You can download Chrome extensions directly from here.