Web Development

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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)
1,380 users
Updated April 28, 2014

SEOok Requires Restart

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

Not yet rated
59 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)
156,747 users
Updated April 25, 2014

Developer Profile Requires Restart

Easily set up an extension development environment.

Rated 3 out of 5 stars (2)
188 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)
1,084 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)
574 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
5 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)
2,227 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)
13 users
Updated April 14, 2014

DNS Saver

Save DNS for visited hosts.

Rated 4 out of 5 stars (5)
325 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)
39 users
Updated April 9, 2014

Zaqwes Edit Page

make page editable

Not yet rated
9 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)
105 users
Updated April 4, 2014

Fire Resizer Requires Restart

Windows resizer extension

Not yet rated
124 users
Updated March 31, 2014

Grab Them All (screenshots of many pages) Requires Restart

GrabThemAll extension takes screenshot of sites specified in external file and write them as graphic file to selected directory. URL of sites to shot must be written in *.txt file and start with http[s]:// prefix, URL separated by new line sign.

Rated 4 out of 5 stars (24)
3,149 users
Updated March 27, 2014

Monifox Requires Restart

Monifox is an add-on to Monitis, the web and cloud performance monitoring and management tool. It will help you keep track of the most recent statistics regarding your server(s), website(s) and network.

Rated 3 out of 5 stars (1)
86 users
Updated March 24, 2014

Stylish Sync

Sync engine for Stylish with backup / restore facility.

Rated 5 out of 5 stars (25)
5,012 users
Updated March 23, 2014

Preferences Monitor

Track your Firefox's (about:config) preferences for unwanted changes.

Rated 4 out of 5 stars (44)
1,259 users
Updated March 21, 2014

WCAG Contrast checker Requires Restart

Checks for compliance with the contrast levels, brightness and shine in the color combination of foreground and background of textual content based on the requirements of WCAG 1 and WCAG 2.

Rated 4 out of 5 stars (9)
4,549 users
Updated March 19, 2014

Pentadactyl

Firefox for Vim and Links addicts.

Rated 5 out of 5 stars (137)
927 users
Updated March 16, 2014