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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.

Rated 3 out of 5 stars (5)
29 users

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Flat Folder Tree Reborn Requires Restart

Flat Folder Tree Reborn is an update of the Flat Folder Tree add-on, which allows you to selectively promote or breakout sub-folders in the folder tree. Use with IMAP servers where some folders remain collapsed under a special namespace like [Gmail].

Rated 5 out of 5 stars (2)
1 user

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Folder Colors Requires Restart

A fork of "Color Folders" (aka "Colored Folders") to support TB 68+. Applies custom colors to the folder tree in Thunderbird.

This add-on is superseded in TB78 by the built-in folder-color changer (in folder > Properties).

Rated 5 out of 5 stars (1)
56 users

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Open Tab

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Rated 5 out of 5 stars (6)
560 users

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enUS deDE bilingual dictionary

This is a bilingual dictionary for American English and German Standard German.
It is meant for users who regularly write in German and English.
With it, you will not need to manually switch between dictionaries for the two languages.

Rated 5 out of 5 stars (1)
21,322 users

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Reply All Button

Add a "Reply All" button which never behaves like "Reply List". Intended to replace the Smart Reply button to avoid accidentally performing Reply List behavior.

Rated 5 out of 5 stars (1)
72 users

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