Add-ons
Message Composition
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SmartTemplates
SmartTemplates offers an easy and powerful way to automatically create customized replies by auto-inserting various mail headers. Templates can be created for every mail identity, Stationery files can now be imported and used directly.
3,622 users -
*cloud - FileLink for Nextcloud OpenCloud ownCloud
Upload large attachments to your Cloud and send the link by email
37,162 users
Most Popular See all »
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True "Send Later" functionality to schedule the time for sending an email.119,045 users -
Create and Save or Send Multiple Individual and Personalized Messages from a Draft78,075 users -
Check your emails for spelling and grammar issues76,799 users -
Switch the signature on/off or choose a new one from your predefined set.52,513 users -
Highlights selected text when composing emails. Default colour is yellow - other colours are available via Options.
(Works only during writing an e-mail, i.e. only in the compose window.)52,043 users -
Securely encrypt and upload large attachments to any Send service instance (formerly Firefox Send).50,410 users
Top Rated See all »
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Thunderbird は Outlook のようにアドレス全選択からの「一括コピー」ができません。
それを実現するためのアドオンです。375 users -
Macro Template is to replace mail templates with macros for date formatting.576 users
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Default "Reply" functionality pays attention to "Reply-To" in original email53 users
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Allows you to use your Exchange and Office365 email account with Thunderbird using Outlook Web Access (OWA).38,664 users -
Create and Save or Send Multiple Individual and Personalized Messages from a Draft78,075 users
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Warns if you send mail from or to a specified domain. If there are multiple accounts in your profile, you can isolate one so that you can't send mail to that domain from outside or vis versa without warning.86 users
Recently Added See all »
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Correcteur orthographique et grammatical gratuit pour le français et l’anglais, 100 % local, propulsé par Grammalecte et Harper.0 users -
Smart semantic voice dictation inspired by Google Rambler: removes filler words, auto-corrects on the fly, and formats clean emails right under your cursor in Thunderbird.2 users -
Preserves Microsoft Excel table formatting when copying and pasting tables into Thunderbird email messages.7 users
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Canned replies for Thunderbird: type a key like po1 and press Tab, or search your snippets. Fields like {{PONUMBER}}, recipient names, dates, attachments and Quicktext import.3 users -
Uploads large attachments to Infomaniak kDrive and inserts a share link into the message.
Télécharge vos pièces jointe dans un dossier Kdrive et insert un lien unique dans le message.2 users -
Écartez un mail en cours, puis envoyez-le d’un clic ou rouvrez-le pour le modifier. Plus simple qu’un brouillon classique. Le tout via un dossier local : Messages en attente1 user
See all 388 extensions in Message Composition »
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