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Quick Locale Switcher 2 Requires Restart

Allows you to quickly switch to a different language (User Interface, Spell Checker Dictionary and Website content) in your Mozilla application.

Rated 5 out of 5 stars (2)
2,199 users
Added Oct. 17, 2016

XDM Hook for Linux & Mac OS X Requires Restart

XDM integration module for Firefox on Linux and Mac

Rated 5 out of 5 stars (2)
214 users
Added Sept. 29, 2016

SeaMonkey Vertical Tab Bar Requires Restart

Tab bar on the side of the window for SeaMonkey.

Rated 5 out of 5 stars (6)
62 users
Added Aug. 29, 2016

Disable Addon Compatibility Checks (Version 4-56)

Reinstates the extensions.checkCompatibility preference.

Rated 5 out of 5 stars (4)
1,992 users
Added Aug. 18, 2016

Image Zoom (ugly fixes) Requires Restart

An ugly attempt at fixing Image Zoom

Rated 4 out of 5 stars (17)
2,080 users
Added Aug. 9, 2016

ACColorPicker

A full featured color selector tool, to work with colors, and easily find the colors you want.
很方便色取色器,可以页面上直接取色,然后再对颜色进行进一步的调整

Not yet rated
149 users
Added Aug. 4, 2016

Stop Watch timer (Sea Monkey) Compatible with Firefox 57+

Stop Watch timer for Sea Monkey

Not yet rated
4 users
Added June 24, 2016

Tasks Scheduler (Sea Monkey) Compatible with Firefox 57+

Keep a list of your important todo list in one place.

Not yet rated
5 users
Added June 24, 2016

LookOut (fix version) Requires Restart

LookOut is a plugin which allows Thunderbird to interface with Microsoft's mail tools by decoding metadata and attachments encapsulated/embedded in a TNEF encoded attachment (aka winmail.dat).
Support: Thunderbird and SeaMonkey

Rated 4 out of 5 stars (22)
67,907 users
Added June 24, 2016

Force Safe Search

Forces safe search on the major search engines.

Rated 5 out of 5 stars (1)
232 users
Added June 20, 2016

YouTube Video Player Pop Out

YouTube Video Player Pop Out lets you pop out YouTube videos so that you can watch YouTube videos while you surf.

Rated 5 out of 5 stars (5)
3,414 users
Added June 19, 2016

XingClean

Der Spam-Filter für Xing! Entfernt störenden Spam aus der Xing-Timeline und den Gruppen.

Not yet rated
11 users
Added June 8, 2016

XDM Hook Requires Restart

XDM integration module for Firefox

Rated 4 out of 5 stars (20)
3,321 users
Added June 4, 2016

No Resource URI Leak

Deny resource:// access to Web content: We fill the hole to defend against fingerprinting. Very important to Firefox privacy. A direct workaround for bugzil.la/863246

Rated 4 out of 5 stars (30)
3,781 users
Added May 30, 2016

jsbtn Requires Restart

JS on/off status bar button

Not yet rated
8 users
Added May 28, 2016

PlayFlash 64bit Requires Restart

Flash player plugin - unofficial xpi repack for 64bit browsers. Use when official plugin installer is not suitable. All binary files are copyrighted by their authors and distributed for free.

Rated 5 out of 5 stars (31)
3,718 users
Added May 21, 2016

Tategaki Requires Restart

Tategaki allows vertical writing-mode on mail compose window.

Not yet rated
36 users
Added May 16, 2016

RemindMeBot-Reddit Compatible with Firefox 57+

All the great features of /u/RemindMeBot in a quick and easy to use extension!

Rated 2 out of 5 stars (4)
156 users
Added May 11, 2016

Send Later Button Requires Restart

A simple button to invoke the (already existing) send later functions.

Rated 5 out of 5 stars (1)
4,907 users
Added April 28, 2016

Live HTTP Headers (clone)

View HTTP headers of a page and while browsing.

This is an unofficial "Live HTTP headers" clone, mainly to fix the Replay feature!

Rated 4 out of 5 stars (16)
5,018 users
Added April 14, 2016