Grammar Checker 需要重开 精选
Checks grammar using LanguageTool.
Signature Switch 需要重开 精选
Switch the signature on/off or choose a new one from your predefined set.
ThunderHTMLedit 需要重开 精选
Thunderbird HTML editor. This add-on adds a HTML tab to the composition window where you can see and edit the HTML source of the message.
ExQuilla for Exchange 需要重开 精选
Thunderbird email accounts connecting to Microsoft Exchange Web Services.
ImportExportTools NG 需要重开 精选
TbSync 需要重开 精选
TbSync is a central user interface to manage cloud accounts and synchronize their contact, task and calendar information with Thunderbird.
Send Later Button 需要重开 精选
A simple button to invoke the (already existing) send later functions.
以后发送 需要重开 精选
Enter accents, diacritics, diaeresis, umlauts, ligatures etc. with keyboards of various countries (us,uk,ie,fr,it,ru,de,sv) - via easy to remember shortcuts or menu. Also supports all textboxes of the application (such as search, filters).
QuickFolders (Tabbed Folders) 需要重开 精选
The "Swiss army knife" of folders. Turn your favorites into tabs - open folders and subfolders, move mails without scrolling around or searching. powerful + easy.
See new mail at a glance after automatic filtering - supports quickFilters addon!
LocalFolders 需要重开 精选
Add as many local folders as you want to.
New folders can reside on mapped or network locations.
Works with both TB60 through TB68