Add-ons
Appearance and Customization
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Add-on Compatibility Check
Checks all installed add-ons for compatibility with Thunderbird ESR (yearly updates) and Thunderbird Release (monthly updates).
26,626 users
Most Popular See all »
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Causes Thunderbird's main window to minimize instead of closing. You can still close Thunderbird through the menu.26,750 users -
Checks all installed add-ons for compatibility with Thunderbird ESR (yearly updates) and Thunderbird Release (monthly updates).26,626 users -
Displays tabs which allows quick navigation between time periods in Lightning calendar. All views of calendar are supported. Color of tab texts can be adjusted.19,921 users -
PrintingTools NG enables many layout and formatting options for printing messages with header borders, sorting, attachment lists etc. PDF output can be auto named and Page options can ease printer settings.
It is your printing toolbox.18,246 users
Top Rated See all »
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Removes the 'Local Folders' entry from the folder pane.
(The folder itself will stay existent.)
(Based on the original work of Alex Cabal.)585 users -
Makes search results sort by "date" instead of "relevance" by default.569 users -
A Thunderbird extension which disables drag and drop in the folder pane.
This extension prevents unintended folder movement.34 users -
Hide title bar if window is maximized.
This add-on has been discontinued!
Legacy extensions support will be dropped in Firefox 57. If you interest in CSD on Linux, please track progress on https://bugzilla.mozilla.org/show_bug.cgi?id=1283299.0 users -
Updated version of David Winter's Close Tab on Escape, ported to be compatible with Thunderbird 68 and later.13 users
Recently Added See all »
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If you write lengthy work emails, then this one's for you! Structure your emails with More/Less into a crisp summary, expandable side notes, and rabbit-hole appendices, handing over the power to the reader to either glance or dive deep.2 users
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Manage Fastmail out-of-office (vacation response) from Thunderbird.1 user
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Sort your inbox into the four Eisenhower quadrants by drag & drop or keyboard. Stored as tags, nothing leaves your computer.1 user -
Quickly attach files from your favorite folders in one click! 100% offline with no network communication.
指定フォルダを一発で開いて即添付できるThunderbirdアドオン！外部通信ゼロの完全オフラインで安心です。0 users -
Reading typography for message bodies and a matching compose editor, to go with the Paper & Honey theme.0 users -
Sync Thunderbird interface colors with Omarchy on Linux. Requires a separately installed local companion.1 user
See all 388 extensions in Appearance and Customization »
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