Add-ons
Most Popular See all »
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Quickly generate mail filters on the fly, by dragging and dropping mails and analyzing their attributes. Create a filter in less than 10 seconds, it's as easy as: drag, click, click.
By popular demand, supports SORTING filters alphabetically.14,127 users -
Shows GMail labels in each message's headers panel.
When using Thunderbird with a Gmail account, it is not possible to guess which Gmail labels a message was applied (and in which folders it can be found). This extension provides this information.887 users -
Tagging messages by autocompletion
Quickly tag selected messages from a large list of existing tags using autocompletion, or create and add new tags, or clear them all.
Optionally tag incoming reply with tags of messages replied to.541 users -
Simplify email categorization - it will be easier for you and others to manage mail. Define the set of prefixes for all emails you send or let SubSwitch to autodiscover it. While writing insert prefix to the title - choose one from your set.483 users -
PrioMailbox helps you prioritize your Thunderbird inbox by automatically tagging and highlighting important emails. Trainable tags organize your inbox efficiently, saving time and reducing distractions, with a simple, user-friendly interface.153 users
Top Rated See all »
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Enable you to arrange the tag sequences in their listbox.69 users -
Quickly generate mail filters on the fly, by dragging and dropping mails and analyzing their attributes. Create a filter in less than 10 seconds, it's as easy as: drag, click, click.
By popular demand, supports SORTING filters alphabetically.14,127 users -
Simplify email categorization - it will be easier for you and others to manage mail. Define the set of prefixes for all emails you send or let SubSwitch to autodiscover it. While writing insert prefix to the title - choose one from your set.483 users
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Shows GMail labels in each message's headers panel.
When using Thunderbird with a Gmail account, it is not possible to guess which Gmail labels a message was applied (and in which folders it can be found). This extension provides this information.887 users -
This is an extension function that classifies emails into multiple buckets using AI(the Bayesian filter) and tags them.140 users
Recently Added See all »
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Open a Google search browser window in Thunderbird from the context menu29 users -
Print the current webpage from the context menu38 users -
A simple calculator for Thunderbird/Sea Monkey/Firefox, available in a pop-up window or a separate tab.28 users -
PrioMailbox helps you prioritize your Thunderbird inbox by automatically tagging and highlighting important emails. Trainable tags organize your inbox efficiently, saving time and reducing distractions, with a simple, user-friendly interface.153 users
See all 16 extensions in Tags »
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