Web Development

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Source Viewer Tab Requires Restart

Shows web page sources in tab.

Rated 4 out of 5 stars (34)
1,632 users
Updated May 6, 2014

Server Switcher Requires Restart

Easily switch between your development and live servers.

Rated 5 out of 5 stars (47)
1,151 users
Updated May 5, 2014

FireDotLess

Support for .less{} (a .Net port of the {less} css framework) in Firebug: http://www.dotlesscss.org/

Rated 5 out of 5 stars (1)
161 users
Updated May 4, 2014

Contrast-Finder

Accelerate use of Contrast-Finder to find good colors for contrasts in web accessibility (a11y).

Rated 5 out of 5 stars (3)
275 users
Updated May 3, 2014

RequestPolicy Sync

Sync engine for RequestPolicy.

Rated 5 out of 5 stars (3)
764 users
Updated May 1, 2014

Watch LESS

Watch LESS files for changes and compile them automatically to CSS.

Not yet rated
10 users
Updated April 29, 2014

Stylish Tools Requires Restart

Quicker access to several Stylish features through a toolbar button and/or keyboard shortcuts. Available for Firefox, Thunderbird, and SeaMonkey

Rated 4 out of 5 stars (3)
1,483 users
Updated April 28, 2014

SEOok Requires Restart

SEO-OK: Improve your SEO with better Keyword Density statistics.

Not yet rated
60 users
Updated April 27, 2014

McAfee Security Scan Plus detection

This extension allows Adobe installers to detect McAfee Security Scan Plus software is installed on your PC.

Rated 1 out of 5 stars (13)
155,461 users
Updated April 25, 2014

Developer Profile Requires Restart

Easily set up an extension development environment.

Rated 3 out of 5 stars (2)
212 users
Updated April 23, 2014

Transparent standalone images

This add-on renders standalone images on a transparent background, so you can see the image in all its glory!

Rated 5 out of 5 stars (40)
1,161 users
Updated April 23, 2014

Advanced Frame Designer Requires Restart

A tool to design frames directly in the web page. The integrated color picker supports also harmonic colors. Operating notes see the tooltips.

Rated 5 out of 5 stars (2)
623 users
Updated April 20, 2014

Tracey Requires Restart

Javascript execution trace utility. This extension allows you to log some or all javascript function calls within web pages to a log file. You may then use standard operating system tools to view, search and diff the log files.

Not yet rated
4 users
Updated April 18, 2014

FoxBleed

Checks the websites you are visiting whether they are affected by the Heartbleed vulnerability.

Rated 5 out of 5 stars (7)
2,467 users
Updated April 14, 2014

mussumipsum

This is a funny "Lorem Ipsum" plugin about famous Brazilian humorous actor and musician called Mussum. (http://en.wikipedia.org/wiki/Mussum)

Rated 5 out of 5 stars (1)
12 users
Updated April 14, 2014

DNS Saver

Save DNS for visited hosts.

Rated 4 out of 5 stars (5)
353 users
Updated April 9, 2014

Counter Requires Restart

This addon is able to count the total number of available Text fields, urls and buttons on Webpage including hidden fields and this addon will also show you all hidden/Non Hidden URLS of a Webpage.

Rated 5 out of 5 stars (1)
46 users
Updated April 9, 2014

Zaqwes Edit Page

make page editable

Not yet rated
12 users
Updated April 4, 2014

Shortest URL shortener ever

Shortest URL shortener ever shortens the current page's URL and copies it to the clipboard with a single click.

Rated 3 out of 5 stars (2)
116 users
Updated April 4, 2014

Fire Resizer Requires Restart

Windows resizer extension

Not yet rated
133 users
Updated March 31, 2014