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TitleCase For Thunderbird
Requires Restart
Transform strings into Title Case, Proper Case, Start Case, Camel Case, Upper Case, and Lower Case. Highlight your text and only changing what you highlighted.
Squared Australis Tabs (Tb)
A small and simple extension, which replaces the curved tabs of the Australis design with squared ones, similar to Thunderbird v14 and prior.
Xuxen
ThunderPlunger
Requires Restart
Sorry but this addon is no longer supported in TB 60. See below.
This add-on provides a few new ways to keep Thunderbird clean.
Colorific
Colorize entire web pages. Configure themes using sliders and drag-and-drop. Set domain preferences for automatic coloration.
Outgoing Message Format
Requires Restart
Set the default outgoing message format to Auto-Detect, Plain Text Only, Rich Text (HTML) or Plain and Rich (HTML) Text.
WebDAV for Filelink
Requires Restart
Adds the possibility to use a WebDAV store for Filelink. With this extension you can link attachments to a WebDAV service, for example as provided by Apache's mod_dav or some public services.
hubiC for Filelink
Addons Quick Search
Requires Restart
Type first letters of add-on name to find them in the list or press Ctrl+↑/↓ to switch between add-ons categories.
Additionally remember and restore last selected item in each list.
KeePass Helper
Requires Restart
Adds a hostname, URL, or email account ID to the application's window name (e.g., that of Firefox or Thunderbird) to make it recognizable to password manager utilities like KeePass.
ThamiZha! Solthiruthi(Tamil spellchecker)
Tamil Spell checker by Thamizha.com Team.
Its creators include Ve. Elanjelian, S. Muguntharaj, Radhakrishnan, Vijay, A. Suji, Malathi Selvaraj, Sri Ramadoss, Yagna Kalyanaraman, Lavanya Sundararajan, Pranava Swaroop and Siddarth Vengatesan.
Window Master
Functionality for multiple screens and windows. Easily open links in other windows or on other screens, move or merge tabs, and move or merge entire windows. With graphical controls for grid positioning.
Send to Internals
Requires Restart
Provides a special button to send mail to internals. "Internals" may be company, organization, or user group and so on.
Return Receipt Toolbar Button
Requires Restart
Allow you to add a Return Receipt button to mail compose window toolbar.
Advanced Unread Folders
Requires Restart
Adds a folder view showing unread folders, including their hierarchy. This is helpful if you have a lot of folders to make sure you don't miss an email, or if you are not happy with the existing unread folders view.
Locale2MUI
Requires Restart
Sets Firefox/Thunderbird Locale to Windows (MUI) Language on startup
New Mail Attention
Requires Restart
This addon calls attention to main window on new message arrival.
Profile Folder Button
Reply As Original Recipient
Requires Restart
Reply with the From: field set to the To: field from the original email.
To create your own collections, you must have a Mozilla Add-ons account.
