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Colored Recipient Type

Customize background-color of the recipient address fields for each recipient types of To:, Cc:, Bcc:.Customize background-color of the recipient address fields for each recipient types of To:, Cc:, Bcc:.

Not yet rated
145 users
Added February 28, 2016

ClickGuard No Restart

Prevent accidental interaction with tab contents

Not yet rated
52 users
Added February 27, 2016

Task Me (activity logger)

Activity logger (sampled task monitoring) which uses calendar to store user's activities.

It periodically displays window with textbox where user can put description of currently performed tasks. The description is saved in a calendar.

Rated 5 out of 5 stars (1)
38 users
Added February 21, 2016

Classic Pop-up Alerts No Restart

This addon returns the old view of the pop-up notifications, as in Firefox 4.0 - 43.0

Not yet rated
321 users
Added February 20, 2016

Zonio Freebusy for Lightning

Finds when are people available for a meeting or event via Zonio Freebusy service. Displays freebusy blocks instantly in Invite Attendees window while attendees are being added. Works with both local calendar storage or any calendar provider.

Not yet rated
4 users
Added February 18, 2016

GNotifier No Restart

Add-on for Firefox and Thunderbird. Replaces built-in notifications with the OS native notifications. It supports most Linux Desktop Environments, Windows 8.1 & 10.

Rated 5 out of 5 stars (5)
11,126 users
Added February 14, 2016

Email Addresses in Message Headers

Shows email addresses in message headers, including those of contacts, and provides control over message header presentation.

Not yet rated
130 users
Added February 13, 2016

Delete Only Empty Folder

Disallows to delete not-empty mail folders.

Not yet rated
13 users
Added February 7, 2016

Sensitivity Header + SPX

Implement the "Sensitivity" header for outgoing messages (described in RFC 4021 section 2.1.55).
Forked from another add-on developed by ff_bob, added SPX header for Sophos security appliances

Not yet rated
6 users
Added February 6, 2016

RM: EXTERNAL:

Removes 'EXTERNAL: ' from the start of an email subject if it is preceded by 'RE:' or 'FWD:' (case insensitive). The removal is done after the 'Send' button is pressed.

Not yet rated
1 user
Added January 28, 2016

Stylish-Custom

custom additions to Stylish extension

Rated 5 out of 5 stars (3)
482 users
Added January 12, 2016

No need flash plugin on embeded youtube movies No Restart

No need flash plugin on embeded youtube movies

Rated 4 out of 5 stars (2)
8,086 users
Added January 1, 2016

Rikaichan Japanese-Hungarian Dictionary File

This is a dictionary file add-on for the Rikaichan extension.

Not yet rated
35 users
Added January 1, 2016

InfoQube Firefox extension

Extension to import html into InfoQube

Not yet rated
20 users
Added December 30, 2015

Rspamd-spamness

Rspamd spam filtering system score visualization.

Not yet rated
35 users
Added December 29, 2015

AntiGameOrigin v6 No Restart

AntiGameOrigin - the other OGame experience for all communities.

Rated 5 out of 5 stars (3)
10,165 users
Added December 21, 2015

Complete master password

The goal is to avoid to have to enter the master password on application startUp.
The extension is not self-sufficient, a script has to extract the master for a secure storage like gnome-keyring, then to transfer it through an environment variable.

Not yet rated
1 user
Added December 19, 2015

AutoProxy-ng

This is a fork of AutoProxy, which can run the latest version of Firefox.

Rated 4 out of 5 stars (7)
1,835 users
Added December 17, 2015

Check Attachment before Send

Confirms to send a mail with any attachment.

Not yet rated
26 users
Added December 16, 2015

Dialectic Dialer

Dial phone numbers with Dialectic (Dialectic is for OS X only). In addition, when a page loads, phone numbers can optionally be highlighted and hyperlinked to dial Dialectic.

Not yet rated
27 users
Added December 15, 2015