Add-ons
Message Composition
-
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.
4,039 users -
*cloud - FileLink for Nextcloud OpenCloud ownCloud
Upload large attachments to your Cloud and send the link by email
42,836 users
Most Popular See all »
-
True "Send Later" functionality to schedule the time for sending an email.1,29,961 users -
Create and Save or Send Multiple Individual and Personalized Messages from a Draft85,269 users -
Check your emails for spelling and grammar issues80,802 users -
Switch the signature on/off or choose a new one from your predefined set.60,277 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.)58,496 users -
Securely encrypt and upload large attachments to any Send service instance (formerly Firefox Send).57,521 users
Top Rated See all »
-
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。403 users -
Macro Template is to replace mail templates with macros for date formatting.616 users
-
Default "Reply" functionality pays attention to "Reply-To" in original email54 users
-
Allows you to use your Exchange and Office365 email account with Thunderbird using Outlook Web Access (OWA).41,817 users -
Create and Save or Send Multiple Individual and Personalized Messages from a Draft85,269 users
-
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.98 users
Recently Added See all »
-
E-Mails zusammenfassen, Antworten entwerfen und Texte verbessern mit winkk AI – direkt in Thunderbird. Erfordert ein winkk AI Abonnement.2 users -
Attach files from your Nextcloud to an email as real attachments – without saving them to your computer first. Or insert them as share links with optional password and expiry date. Works with any Nextcloud, no server app needed.4 users -
Create and attach calendar invitations directly from Thunderbird's email compose window. Simple meeting scheduling without switching apps.2 users -
Word and character counter for the message you are writing, with social media limits and one-click case changes for the subject and selected text. Works offline.1 user -
Look up flexible workspace prices for a city from the message or compose window. Public CoworkingView Price Index, CC BY 4.0. Sends the city slug to api.coworkingview.com. Does not read messages.0 users -
Translate incoming emails and outgoing replies in Thunderbird with Microsoft or Google. No API keys required.21 users
See all 406 extensions in Message Composition »
To create your own collections, you must have a Mozilla Add-ons account.
