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Most Popular Extensions
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...
Copy Reminder List To Clipboard No Restart
Provides button to copy the list of current reminders to the clipboard.
Dictionary for recipient No Restart
Sets the spell check dictionary based on the first recipient
Channelguard disables plugins and protocol handlers to ensure maximum security against side-channel attack.
Toggle Development Profile Prefs No Restart
Toggles Development Profile Preferences On When Enabled And Off When Disabled.
This is a fork of AutoProxy, which can run the latest version of Firefox.
Replace integrated password managers storage with zx2c4's pass (www.passwordstore.org)
Add a button to the email composition toolbar, which lets you insert an ethical signature.
Displays your Total and Recent Average Credits for BOINC distributed computing projects in the status bar.
Auto-delete similar newer incoming RSS messages.
No GUI (Hands free). To make it work you just rename the RSS folder to start with a minus.
i.e. Google News to -Google News
Uses Trash. Keeps oldest message to preserve Read status.
Protect Thunderbird tabs.
Allows the recipient of a message to send a return receipt (MDN: Message Disposition Notification) on message deletion. This addon is usefull for better experience with Notification Viewer addon.
Support printing of tasks for Lightning 0.8/0.9.
Up to version 0.2:
Enhancements to Lightning that are known from Sunbird: Unifinder (for events and todos) and moving MiniMonth to Tabpanel
Show xul application (gecko 1.9.1 based) in system tray. supports Firefox 3.5, Thunderbird 3.0.
Do links not load in the correct browser? Are they not loading at all? BrowsrBounce will fix that for you.
Archive mail in SuperOffice CRM software from Thunderbird
The addon modifies the mail.imap.min_chunk_size_threshold preference value by setting it to 100000000.
It is a workaroud to bug 1216951
Archived Link displays the URL of the Archived-At email message header field (RFC-5064) as a hyperlink.