Extensions by Weekly Downloads
Hütte Nippon for Thunderbird Requires Restart
Display weather report for a week of Japan.
BorderColors D Requires Restart
Shows a colorful border around the "New Message" window, so you can tell different identities apart.
Builds on the original BorderColors and the "GT" version, adding different border styles.
Theme Quedox adventure. Mas información en la siguiente url. https://cruzdavid.com.
Uploads your large attachments to your Box instead of sending them by email.
Shift-Delete Controller Requires Restart
Controls shift-delete button behavior. Confirmation dialog is optionally displayed in user defined...
Adds the Google Calendar web interface in a new Thunderbird tab. Creating and viewing events works like in a browser (Firefox, Chrome, ...)
Uploads your large attachments to your WebDAV account instead of sending them by email.
Easiest way to change your Facebook background. More than 100+ free background image available.
Enhanced Date Formatter Requires Restart
Configure the 'Date' and 'Received' columns and displayed date in the message pane using custom formats. You can even use different date formats for emails with today's date, yesterday's date, dates in the last week, or dates older than a week.
DeleteSimilar Requires Restart
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.
Disable DragAndDrop (Thunderbird) Requires Restart
Disable drag and drop on the folder tree in order to prevent unintended folder movement.
ImportExportTools NG Requires Restart
Adds tools to import/export messages and folders (NextGen)
Uploads your large attachments to your Dropbox instead of sending them by email. This uses Thunderbird's FileLink feature.
Events spanning multiple days Requires Restart
Displays multiple day events as a "spanning" event, without borders of the day-elements inside the month- and multiweek-view.
Redmine連携 Requires Restart
Show Outlook Appointments (vcal / ics) Requires Restart
An extension to show embedded Outlook calendar (vcal / ics) parts.
Thunderbird doesn't show calendar parts from Outlook appointment emails. This addon adds a button to download the embedded appointment as ICS to import it into another calendar.
Colored Folders Requires Restart
Add colors to your folders in Thunderbird!
Must-have for better organisation + intuitive and speedy workfow...
This is project "Color Folders" (originally by Fisheater), corrected, resurrected, restaurated, extended and republished
Thunderbird Addons Test Requires Restart
Change prefs so that you use addons.thunderbird.net as the provider for add-on downloads and updates.
New Thread To All Requires Restart
If you always have the same email recipient lists for your projects, this button may be the right thing for you.
It creates a new mail compose window with to, cc, bcc filled with names from the currently viewed email, but empty body, subject.
YNote Requires Restart
Make some text notable on the each folder in folder's property dialog box.