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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 (81)
10,326 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 (34)
2,870 weekly downloads

Copy As Plain Text

Removes formatting from copied text.

Rated 4 out of 5 stars (51)
2,856 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 (180)
1,398 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)
860 weekly downloads

JSONovich No Restart

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

Rated 4 out of 5 stars (31)
517 weekly downloads

Network Preferences Add-on No Restart

Network Preferences add-on for Firefox for Android

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

Click-to-Play Manager No Restart

Manages the Click-to-Play domain whitelist.

Rated 5 out of 5 stars (9)
427 weekly downloads

Safe for Amoled No Restart

Darkens the background of the page

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

Cloud Printer No Restart

Add support for printing webpages using Google Cloud Print

Rated 1 out of 5 stars (11)
192 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 (47)
176 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)
162 weekly downloads

Big Navigation No Restart

Increases the navigation links on the pages

Rated 5 out of 5 stars (4)
142 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)
108 weekly downloads

MathML-fonts No Restart

Fonts for Mozilla's MathML engine.

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

FullHamdiScreen3 No Restart

My screen

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

Cookie Prompter Add-on No Restart

Cookie preferences and prompter for Firefox for Android

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

detect all trackers No Restart

Delete all trackers.

Not yet rated
21 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)
19 weekly downloads

interface_android No Restart

Delete all cookies when you close Firefox Mobile.

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