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.
Duplicate Contacts Manager Requires Restart
This add-on searches the given address book(s) for matching contact entries.
It can automatically delete entries that have equivalent or less information than some other one.
Any remaining matches are presented to the user for manual treatment.
Send to Things for Thunderbird Requires Restart
Create a new Things task from the current email you are viewing. Opens the quick add dialog with subject and message content pre-filled.
I've created this add-on as a user of Things, it is not created or endorsed by Cultured Code.
Force Hide Message Pane Requires Restart
Force hide message pane at startup.
Switch Link External Handler Requires Restart
Provides abilities to switch external handlers to open links.
No Delete Requires Restart
Prevents to delete messages from your disk. Note that it's OK to move mail into trash folder itself.
tb_email_grabber Requires Restart
Very basic extension that exports all sender of mails in one folder into a CSV, which includes their fullname and email. The extension adds an option to the folder view context menu. Please select the folder to export before starting the export.
Asciidoctor for Thunderbird Requires Restart
Type some text in your mail's body, hit the asciidoctor button and transform your mail into a pretty html5 asciidoctor document. Font awesome and code highlighting are enabled.
Copiar Assunto Requires Restart
Adiciona um botão para copiar o Assunto do email selecionado para a área de transferência
Add a button to copy the Subject line of the selected email to the clipboard
Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.
Jalali Date Format Requires Restart
Convert Date/Received column to Jalali (Persian Date).
* Adds a column in the mail view for displaying Iranian dates for each email.
* Supports both English and Persian Iranian Date.
more info contact N3tD3vil@Yahoo.com
Classic Password Editor Requires Restart
Adds the ability to create and edit entries in the password manager.
GmailOutOfOffice Requires Restart
Out of Office for Gmail
This add-on allows you to set an out of office auto-responder in your gmail account. It adds a button in the toolbar customization list.
Decide whether to allow or block remote content in messages by comparing the names of the folders in which they are located to configured regular expressions.
ansitel Click-to-Dial MT Requires Restart
Dieses Plugin ermöglicht das Wählen von markierten Rufnummern im Mozilla Thunderbird mit ansitel VoIP-Telefonanlagen. Einfach Rufnummer markieren und per Rechtsklick mit der Maus loswählen.
Stop Ignoring Reply:To Requires Restart
Default "Reply" functionality pays attention to "Reply-To" in original email
ToggleReplied Requires Restart
Enables toggling of replied, forwarded, and redirected states of messages.
Rescue Conflicting Alternatives Requires Restart
Converts a mail with conflicting alternative bodes to regular multipart mail.
attachment column in search result list Requires Restart
Show the column for attachments in search results list. General search (edit-> search -> search emails) does not show by default if a message has attachments.
This addon adds this column, just as in a normal folder view.
Show a title header above messages.