Add-ons
Appearance and Customization
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ansitel Click-to-Dial Thunderbird
Requires Restart
Click-to-Dial Plugin für ansitel VoIP-Telefonanlagen zum Markieren und Wählen von Rufnummern in Mozilla Thunderbird.
Email Addresses in Message Headers
Requires Restart
Shows email addresses in message headers, including those of contacts, and provides control over message header presentation.
No need flash plugin on embeded youtube movies
No need flash plugin on embeded youtube movies
Lowercase Email Addresses in Message Headers
Requires Restart
Shows lowercase email addresses in message headers and their tooltips.
Hide Badge Icon
Requires Restart
Hides the badge for new messages of the Thunderbird app icon on Mac OSX.
Contact DnD
Requires Restart
Enables one to assign a photo to a contact by dragging and dropping it from the local filesystem.
Disable about:config
Requires Restart
Disable about:config feature of Firefox and Thunderbird.
Customizable LDAP AddressBook Auto Complete
Requires Restart
Provides (restores) customizability of auto complete items for LDAP addressbook items, and more features.
Profile Buttons
A button to be able to open the profile folder, along with two buttons to create profiles, and also switch the current profile.
Lightning Reminder Left Buttons
Requires Restart
Tired to mistakenly press that "Dismiss All" button? Move the Lightining Reminder "Snooze all for" and "Dismiss All" buttons to the LEFT!
... and from version 2.0 you can keep them on the RIGHT, but swapped!
about:config Button
Open about:config to change hidden settings that cannot be edited from the Options window. All Mozilla based programs have settings that can not be changed in the options window.
Extra Format Buttons
Requires Restart
Adds a font size (in pixels), strikethough, subscript and superscript buttons to Thunderbird's Compose Window.
Noia Fox options
Requires Restart
Options manager and fixes for Noia Fox theme 3.x.x
Page Colors & Fonts Buttons
Adds buttons to toggle the using the default page colors and fonts, and the page defined colors and fonts.
All Menus Button
Show all the menus in a single menu button that can be placed anywhere. Also contains replacement buttons for the default menus.
HTitle (discontinued)
Requires Restart
Hide title bar if window is maximized.
This add-on has been discontinued!
Legacy extensions support will be dropped in Firefox 57. If you interest in CSD on Linux, please track progress on https://bugzilla.mozilla.org/show_bug.cgi?id=1283299.
Path Linker
Requires Restart
メール本文中のファイルパスっぽいものをリンク化して関連付けで開けるようにします
Simple Week View
Requires Restart
A simple week view for Lightning, as in the print layout.
To create your own collections, you must have a Mozilla Add-ons account.
