Add-ons
Message and News Reading
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Unselect Message
Requires Restart
Prevents Thunderbird from selecting the next message after you've deleted or moved the previously selected ones. Stay in control of which message you want to have selected and displayed in the preview pane; that piece of spam you're deleting...
Maximize Message Pane
Maximize message pane by collapsing the thread pane. You can read a message in larger area without opening a new message window...
MR Tech Toggle Preview Pane
Requires Restart
Adds a Toggle Preview Pane button to the...
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...
Remove Duplicate Messages
Requires Restart
If you have duplicate messages (e.g. from merging folders or downloading messages several times) you can use this tool to find and remove them from the selected folder and its subfolder by rightclicking on a folder and choosing "Remove duplicates..."
StickyCharset
Requires Restart
Allows persistent charset changes on individual messages. For use with messages that have erroneous charset header...
Track Package
Requires Restart
Track Packages from the right-click menu...
nntpthreads
Requires Restart
Nntpthreads lets you add up to four new buttons in the toolbar to easily access the menu item from "View > Threads"...
Leet Key
Requires Restart
Transforms typed or static text to L337, ROT13, BASE64, HEX, URL, BIN, DES, AES, Morse code, DVORAK keyboard layout and to lower/to upper case functionality, Leet Font...
Message Notes
Requires Restart
Add Notes to messages. Notes are stored in a plaintext file, typically in your profile. The plaintext notes file can be stored elsewhere to enable sharing of notes across a...
MessageID-Finder
Requires Restart
MessageID-Finder is a addon for the Mozilla mail/news-client and Thunderbird which helps you to find the message to a certain...
Russ Key
Requires Restart
Allows typing in phonetic Russian and transforming Russian translit into Cyrillic...
Bork Bork Bork!
Requires Restart
The Swedish Chef travesty filter and URL blocker. View web pages or mail as spoken by the Swedish Chef like this...
"Zee Svedeesh Cheff trefesty feelter und URL blucker. Feeoo veb peges oor meeel es spukee by zee Svedeesh Cheff leeke-a thees."
infoRSS
Requires Restart
Displays RSS, Atom, Twitter, parsed HTML and NNTP feed in a scrolling area in the status bar. Compatible with podcasting RSS which can be downloaded directly. It's also a good Google email notifier.
Quickfile
Requires Restart
Quickfile is an extension for Mozilla Thunderbird which initially aimed to speed up filing of messages into your mail folder heirarchy but now includes features for navigation and folder creation...
QuoteCollapse
Requires Restart
Collapse and expand quotes.
Contributors: Stanimir Stamenkov, Dillinger
Sender Verification Anti-Phishing Extension
Requires Restart
Protects you from phishing attacks by verifying the From: address domain name of emails as you read them. Sender Policy Framework (SPF) and DNS-based reputation lists are used.
RSS Editor
Requires Restart
Desktop RSS editor for casual editing of RSS 2.0...
BiDi Mail UI
Direction control and BiDi-related charset misdetection correction
To create your own collections, you must have a Mozilla Add-ons account.
