Search Results for tag "developer"

Web Developer Featured

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

Rated 5 out of 5 stars (218)
540,514 users


An HTTP analyzer addon for Firefox

Rated 4 out of 5 stars (163)
94,265 users


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.

Rated 3 out of 5 stars (198)
96,608 users

DOM Inspector

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.

Rated 5 out of 5 stars (65)
136,663 users

Disable Add-on Compatibility Checks No Restart

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

Rated 4 out of 5 stars (93)
39,344 users

Clear Cache

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! ;)

Rated 5 out of 5 stars (22)
18,947 users

Nightly Tester Tools

Useful tools for the nightly tester.

Rated 4 out of 5 stars (191)
39,724 users

JSONovich No Restart

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

Rated 4 out of 5 stars (33)
9,428 users

Toggle Web Developer Toolbar

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.

Rated 5 out of 5 stars (5)
13,569 users


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

Rated 4 out of 5 stars (61)
4,193 users

Whois & Flags Firefox & Websites Popularity Rating

Display Country Flag indicating Website Physical Location (Country, State, City). Website Popularity (Live Visitor Statistics). Shows how many users are visiting any World Website per day. Website IP IPv6 Addresses, DNS, Hosting. IP Whois Lookup

Rated 4 out of 5 stars (16)
2,973 users

PHP Developer Toolbar

Stop searching at to simply remember some function signature. With this addon you can search functions quickly for the official function description directly into your browser without a new tab.
Plus, many tools to help PHP developers.

Rated 4 out of 5 stars (20)
5,841 users

Firebug Paint Events

View details of MozAfterPaint events, using Firebug.
Setting the preference dom.send_after_paint_to_content to true is required in order to capture the MozAfterPaint events.

Rated 4 out of 5 stars (5)
2,383 users


Console² (pronounced Console Squared or Console Two) replaces the JavaScript Console with what could be the next generation Error Console. From v0.5 includes the Console Filter extension previously available separately from the Console² website.

Rated 5 out of 5 stars (49)
9,660 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)
2,490 users

Restart manager

Adds to Firefox the ability for easy restart on demand.
Also, in versions 20+, manages all normal restart requests, allowing the user to choose
what to do, according to offered options.

Rated 5 out of 5 stars (4)
982 users

Viewstate Size

Displays the current ASP.NET page viewstate size in the status bar.

Rated 5 out of 5 stars (5)
694 users

Clickability Developer

This extension gives easy access to debugging and troubleshooting tools for websites hosted on the Clickability platform.

Rated 4 out of 5 stars (4)
211 users

Mozilla Developer Center Google Search (Language: EN)

Mozilla Developer Center Google Search (Language: EN)

Not yet rated
26 weekly downloads

Compatibility Detector for Firefox No Restart


Rated 2 out of 5 stars (3)
112 users