Most Popular Extensions
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View Headers Toggle Button Requires Restart
This extension adds a toolbar button that allows the easy toggling of viewing all message headers.
Spacebar Clicker
With Spacebar Clicker, gamers can now test their spacebar speed within the browser. Every gamer can install the extension and practice to increase how many times they press the spacebar.
Notary Requires Restart
Adds a notes pane to the message view. Any text typed is stored against the message for later review. Very simple interface. Based on msgNotes By Frank DiLecce. I did not like being restricted to a single line nor having to hit buttons or menus...
Tv program Requires Restart
It shows popular stations TV program in listings, alerts and bubble infos. It's only for Czech and Slovak TV stations.
Localization: sk, cs, hu, en
MALA Hindi Spell Checker by MCRPV, (Anurag Seetha) Requires Restart
MALA (Makhanlal) Hindi Shabd Shodhak to check Spelling of Hindi Unicode Text by Makhanlal Chaturvedi National University of Journalism & Communication, Bhopal, India. Chief Developer - Dr. Anurag Seetha. The program is Released Under the GNU GPL V 3
Message Level Authentication Requires Restart
Authenticates mail from Message Level Network users, Mail Reputation provided by Sender Score for each message and Anti-Phishing Data from PhishTank. Registration is FREE but not required...
BrowsrBounce Requires Restart
Do links not load in the correct browser? Are they not loading at all? BrowsrBounce will fix that for you.
TipTopic Requires Restart
While you're surfing your favorite pages/topics on the web TipTopic informs you on who else is browsing the same pages/topics and is interested in/ available for discussion. Enjoy live dialog with your favorite topic followers while surfing the web!
CorrectLink Requires Restart
Do you have a trouble that Thunderbird have made a link with non-ASCII characters after URL in text/plain message ?
CorrectLink solve this issue.
Telefonkonferenz.de-Vorlagen
Durch das Plug-in werden unsere praktischen E-Mail-Vorlagen Ihrer Thunderbird-Symbolleiste hinzugefügt
KDE5 Wallet password integration Requires Restart
This extension enable passwords and form logins to be stored in KDE5 Wallet
ConferenceCall.co.uk templates
This plugin adds our savvy email templates to your Thunderbird toolbar.
conceptERP Kontaktimport Requires Restart
Importiert Kontakte aus conceptERP in das Adressbuch.
Sensitivity Header + SPX Requires Restart
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
Text size toolbar Requires Restart
Adds text size buttons to the toolbar. This has now been superseded by the Zoom toolbar https://addons.mozilla.org/en-US/firefox/addon/6118
MR Tech - Gant Icon Pack Requires Restart
This icon pack is specifically designed to replace the menu icons supplied by MR Tech Local Install (should work with my MR Tech About:About 2.x & Toggle Preview Pane extensions too). As a request from Frackounet (French locale translator) I...
Submit Word (Romanian) Requires Restart
An extention that allows users to submit words for inclusion in the Romanian dictionary.
Copy Reminder List To Clipboard
Provides button to copy the list of current reminders to the clipboard.
To create your own collections, you must have a Mozilla Add-ons account.