Top-Rated Extensions
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JIRA Integration Plugin (Beta) Requires Restart
Create Jira Tickets directly from within Mozilla Thunderbird (based on E-Mails). This Addons saves your Username and Password in clear text. Use on your own risk. (Also, you might need to disable the CSRF Filter in your JIRA Instance.)
Real sender of italian PEC
Shows real sender of italian certified emails (PEC) into the table that lists emails.
Mail Miner Requires Restart
Automatically adds incoming e-mail addresses to a chosen address book, while fetching data via web services like Rapleaf and Qwerly.
DevPrefs
Automatically sets all preferences for Firefox addon developer production environment.
Chat RTL Requires Restart
Fixing the Chat so it would support RTL languages (i.e. Hebrew, Arabic) better.
Skiff Mail - Quick Access
Quick Access to Skiff Mail in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
Keyword to Latest Digg URL Converter
This addon converts a user selected keyword within a website, to the newest digg entry which encapsulates the target keyword.
Webreq® Mailboard® Requires Restart
Consente di esportare tutte le impostazioni IMAP ed SMTP della caselle email per accedervi dal web, dallo smarthone oppure reimportarle su altra postazione con Thunderbird.
Open in XPS | XPSLogic
U kunt met deze extensie tickets en taken openen door middel van de knop open in XPS
Er moet wel eerst een client worden ingevuld dit kunt u invullen onder opties
Discord - Quick Access
Quick Access to Discord in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
DisableChunks Requires Restart
The addon modifies the mail.imap.min_chunk_size_threshold preference value by setting it to 100000000.
It is a workaroud to bug 1216951
Close Window on IMAP deletion Requires Restart
Closes the mail window on delete, although 'mark as deleted' is activated for IMAP
Slack - Quick Access
Quick Access to Slack in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
Tuta Mail - Quick Access
Quick Access to TutaMail aka Tutanota in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
Yandex Mail - Quick Access
Quick Access to Yandex.Mail in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
To create your own collections, you must have a Mozilla Add-ons account.