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Phony No Restart Featured

View mobile or desktop versions of sites, by impersonating other browsers' useragent headers.

Rated 4 out of 5 stars (82)
10,752 weekly downloads

Copy As Plain Text

Removes formatting from copied text.

Rated 4 out of 5 stars (55)
4,986 weekly downloads

Remote XUL Manager No Restart

Manages the Remote XUL whitelist to allow websites and local files to load XUL content.

Rated 5 out of 5 stars (35)
2,837 weekly downloads

Restartless Restart No 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 5 out of 5 stars (181)
1,161 weekly downloads

Extension Auto-Installer No Restart

Extension Auto-Installer is a helper for Firefox/SeaMonkey/Thunderbird extension developers: it allows automatically adding or updating browser extensions, e.g. via command line tools. This makes testing your changes easier.

Rated 5 out of 5 stars (13)
970 weekly downloads

JSONovich No Restart

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

Rated 4 out of 5 stars (33)
534 weekly downloads

Click-to-Play Manager No Restart

Manages the Click-to-Play domain whitelist.

Rated 5 out of 5 stars (10)
405 weekly downloads

Network Preferences Add-on No Restart

Network Preferences add-on for Firefox for Android

Rated 3 out of 5 stars (7)
399 weekly downloads

KaiRo.at Mandelbrot

Mandelbrot browser, based on high school final thesis work of Robert Kaiser, but completely rewritten

Rated 4 out of 5 stars (1)
361 weekly downloads

Cloud Printer No Restart

Add support for printing webpages using Google Cloud Print

Rated 1 out of 5 stars (12)
261 weekly downloads

Safe for Amoled No Restart

Darkens the background of the page

Rated 4 out of 5 stars (18)
243 weekly downloads

Big Navigation No Restart

Increases the navigation links on the pages

Rated 5 out of 5 stars (5)
198 weekly downloads

Console²

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 (48)
189 weekly downloads

MathML-fonts No Restart

Fonts for Mozilla's MathML engine.

Rated 5 out of 5 stars (2)
165 weekly downloads

Webpage Snapshot to Scrapbook

Create snapshots of webpages and upload them to a digital scrapbook for collection and to share with friends. A new way to bookmark useful web information!
Crop the area of the webpage that you need, upload and then annotate the image and save.

Rated 4 out of 5 stars (4)
139 weekly downloads

Android Debug Bridge For Firefox No Restart

This addon adds some Android Debug Bridge access to Firefox. It requires access to the adb/adb.exe executable from the Android SDK.

Rated 5 out of 5 stars (1)
23 weekly downloads

Bigger Text Featured

Make fonts larger and more readable

Rated 4 out of 5 stars (8)
23 weekly downloads

Cookie Prompter Add-on No Restart

Cookie preferences and prompter for Firefox for Android

Rated 4 out of 5 stars (1)
22 weekly downloads

yangben dictionnary

spell check for Yangben Cameroun

Not yet rated
16 weekly downloads

DOM Inspector Plus! [dm]

Improved DOM Inspector! [dm version]. Box Model new layout & more data, see screenshot!. Horizontal scroll for Dom-Tree, and some more.
Inspects the structure and properties of a window and its contents.

Rated 5 out of 5 stars (3)
14 weekly downloads