Web Development

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User Agent Changer Requires Restart

Adds a menu and a toolbar button to change the user agent of a browser.

Rated 4 out of 5 stars (8)
12 users
Added June 1, 2012

Page Hacker Revived Requires Restart

Adds a toolbar to edit and format the current page

Rated 4 out of 5 stars (8)
1 user
Added May 10, 2012

Fire IE (FireIE, Enhanced IE) Requires Restart

Embeds Internet Explorer(IE) to use the powerful Firefox add-ons.
Not only an enhanced IE Tab, but also an enhanced Internet Explorer with Adblock Plus and FireGestures support.
Switch to the IE engine in one click and dismiss your IE.

Rated 4 out of 5 stars (207)
2 users
Added May 6, 2012

Window Master

Functionality for multiple screens and windows. Easily open links in other windows or on other screens, move or merge tabs, and move or merge entire windows. With graphical controls for grid positioning.

Rated 4 out of 5 stars (23)
13 users
Added April 2, 2012

Generic CSS Loader 2 Requires Restart

A very basic CSS loader for Firefox. No fancy features, just an alternative to userChrome and userContent files.

Rated 5 out of 5 stars (3)
3 users
Added March 8, 2012

RequestPolicy Sync

Sync engine for RequestPolicy.

Rated 4 out of 5 stars (4)
1 user
Added Feb. 28, 2012

Stylish Sync

Sync engine for Stylish with backup / restore facility.

Rated 5 out of 5 stars (31)
6 users
Added Feb. 24, 2012

Cycle Collector Analyzer, about:ccdump

Display the graph created by cycle collector. Open "about:ccdump" page after the installation.

Rated 4 out of 5 stars (3)
1 user
Added Feb. 22, 2012

Color Transform

Transform the colors of entire web pages or selected elements. Combine predefined themes with basic transforms. Save transforms for specific web domains.

Rated 4 out of 5 stars (25)
23 users
Added Jan. 21, 2012

Send to xNode Requires Restart

Sends content to xNode for analysis. Provides information on domain names, IP addresses, eMail addresses, certificates and much more.

Rated 5 out of 5 stars (1)
1 user
Added Jan. 3, 2012

Copy Pure Text Requires Restart

Allows to copy selected text as plain text by adding a 'Copy as Text' menu item to context menu.

Rated 4 out of 5 stars (15)
31 users
Added Aug. 21, 2011

Element Inspector

In the DOM Inspector,quickly navigate to the any elements

Rated 5 out of 5 stars (36)
25 users
Added Aug. 2, 2011

mxr-vim

Integrate MXR with vim

Not yet rated
0 users
Added July 11, 2011

foxmeter Requires Restart

An HTTP analyzer addon for Firefox, fork from HttpFox with features like: summary by host, and more coming soon

Rated 5 out of 5 stars (1)
0 users
Added June 9, 2011

eCleaner Requires Restart

Clears preferences left by extensions after uninstallation

Rated 4 out of 5 stars (69)
45 users
Added May 17, 2011

Fetch Text URL (fix version) Requires Restart

Open text URLs from the context menu.

Rated 5 out of 5 stars (7)
6 users
Added March 23, 2011

bbeContainer Requires Restart

an extension that allows users to edit local files with browser-based editors.

Not yet rated
0 users
Added March 22, 2011

No More Install Delay

UPDATE: XPI delay has been removed in Firefox 40!

Disable the install delay in Firefox. New 2.0 version now includes GreaseMonkey scripts!

Unlike similar addons, this works on Firefox 4 and beyond.

Rated 4 out of 5 stars (10)
8 users
Added Feb. 22, 2011

JS Deminifier

Simple JavaScript deminifier

Rated 3 out of 5 stars (3)
1 user
Added Feb. 3, 2011

Restartless Restart

This 15KB restartless add-on will add a "File" -> "Restart" menu item and a ctrl/cmd + alt + r hotkey to restart Firefox or Seamonkey.

Rated 4 out of 5 stars (204)
81 users
Added Nov. 2, 2010