Most Popular All »
- 1. ImportExportTools NG 251,803 users
- 2. Provider for Google Calendar 192,716 users
- 3. LookOut (fix version) 169,406 users
- 4. Quicktext 125,995 users
- 5. Send Later 102,656 users
- 6. Remove Duplicate Messages 95,691 users
- 7. TbSync 73,277 users
- 8. CardBook 68,825 users
- 9. Mail Merge 66,299 users
- 10. Grammar and Spell Checker — LanguageTool 59,771 users
Featured Extensions See all »
-
If you have a large screen, you can even display the notes outside of TB's main window, so it won't hide anything.20,730 users -
43,161 users
-
Twitter: @CardBookAddon68,825 users -
NOTICE: Version 1.1.4 of Extract 'Em! is defective, please replace with 1.1.2 or 1.2.11,445 users -
*This addon is compatible with Thunderbird after Web Extesnsions support. Since development and operation check are done on Daily, it may not work on normal Thunderbird.11,375 users
Up & Coming Extensions See all »
-
4,444 users
-
8,791 users
-
965 users
-
(This project was renamed from "Flex Confirm Mail" to "FlexConfirmMail", due to a branding reason.)20,855 users -
716 users
-
Get an alert if you open an email containing a URL already known as fraudulent.
All reports are anonymized, no registration is required.1,287 users
Featured Collections See all »
To create your own collections, you must have a Mozilla Add-ons account.