Add-ons
Message Composition
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*cloud - FileLink for Nextcloud OpenCloud ownCloud
Upload large attachments to your Cloud and send the link by email
37,312 users -
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.
3,612 users
Most Popular See all »
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True "Send Later" functionality to schedule the time for sending an email.118,827 users -
Create and Save or Send Multiple Individual and Personalized Messages from a Draft77,822 users -
Check your emails for spelling and grammar issues76,406 users -
Switch the signature on/off or choose a new one from your predefined set.52,467 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.)51,924 users -
Securely encrypt and upload large attachments to any Send service instance (formerly Firefox Send).50,599 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).38,621 users -
Create and Save or Send Multiple Individual and Personalized Messages from a Draft77,822 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.87 users
Recently Added See all »
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Set the exact font size in px or pt and the line spacing while writing an email — for the selected text or for the whole message.0 users -
Not All Dark dà a Thunderbird un look grigio scuro, neutro e senza colori accesi. Ma non tutto è scuro: le email restano su sfondo bianco, sia quando le leggi sia quando le scrivi. Nessuna impostazione, nessun dato raccolto.0 users -
Correcteur orthographique et grammatical gratuit pour le français et l’anglais, 100 % local, propulsé par Grammalecte et Harper.1 user -
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.8 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
See all 389 extensions in Message Composition »
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