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QuickFolders (Tabbed Folders)
The "Swiss army knife" of folders. Turn your favorites into tabs - open folders and subfolders, move mails without scrolling around or searching. powerful + easy.
See new mail at a glance after automatic filtering - supports quickFilters addon!
quickFilters
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.
FiltaQuilla
Adds many new mail filter actions - launch a file, suppress notification, remove star or tag, mark replied or unread, copy as "read", append text to subject.
ThunderLink
Requires Restart
Clickable, durable links to specific messages inside Thunderbird.
Gantt View
QuickPasswords
Requires Restart
Retrieve your Passwords the quick way! Never retype or display your secure passwords on screen anymore - put the password where you need it - the login form or the clipboard.
Now also includes SSO change (multi-domain pw) and Backup + Restore.
Launchy
Requires Restart
Launchy will enable you to open links and mailto's with external applications...
SubSwitch
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.
Opacus SugarCRM 6.2+ Thunderbird Integration Pro
Requires Restart
SugarCRM 6.2.0-8.x/SuiteCRM 7.x Integration for Thunderbird
Enables archiving of emails into SugarCRM and SuiteCRM from Thunderbird. Requires a purchased license key (you can request a trial from within the extension).
Restartless Restart
This 15KB restartless add-on will add a "File" -> "Restart" menu item and a ctrl/cmd + alt + r hotkey to restart Firefox or Seamonkey.
QuickFilterPlus
Mark All Read Button Postbox
Requires Restart
Adds a toolbar button to mark all emails as read.
GitLab Issue Creator
Create GitLab issues directly from Thunderbird emails – subject and content are imported automatically, and you can easily pick the project.
Mail Extractor
Mail Extractor for Thunderbird quickly extracts and copies email addresses from selected messages. It now also downloads attachments as ZIP files.
Inbox Actions
Inbox Actions add convenient interactions to messages allowing users to interact with an product or service all without the user even having to open their email.
Search in Everything
Right-click any text in an email to search your computer using Voidtools Everything.
AI Mate
Provides a compose button in Thunderbird that creates AI-powered email replies with OpenAI. Offers settings for API key, model choice, and customization options.
AI Anywhere for ChatGPT
Press "Alt + i" or use context menu to quickly access:
- ChatGPT (OpenAI)
- GitHub Copilot (Microsoft)
- Claude (Anthropic)
- Lumo (Proton)
- Gemini (Google)
- Grok (X)
- Mistral
- Perplexity
- DeepSeek (深度求索)
ReplyAgentTo create your own collections, you must have a Mozilla Add-ons account.
