Add-ons
Message Header Toolbar Customize
Old add-ons
Links
Donation
All my add-ons are free but if you like them and think they are worth paying, please click the Buy Now button. Any price, large or small, are greatly appreciated.
News
Thunderbird 78 support
Following add-ons are updated for Thunderbird 78.x. If you find some problems, plese feel free to comment.
Refer to my blog for release information.
- Check and Send
- Maximize Message Pane
- New Tab Button
- Evernote Tab
- Tag Popup (Tag Toolbar)
- EnForward
- Priority Switcher
* Tag Toolbar is renamed to Tag Popup.
Message Header Toolbar Customize
New add-on, Message Header Toolbar Customize, is released. You can customize the toolbar in the message header view as you did on Thunderbird 68. See my blog post for details.
About this page
This page distributes extensions for Mozilla Thunderbird. You can download and use them for free. If you have any questions, requests or comments for them, please feel free to contact me by email or a comment for my blog or guest book. For the latest news and release notes for them, please see my blog.
These extensions are tested on Windows 10. It will also work on other versions of Windows, Linux, MacOS, etc.
Beta versions will be available when beta testing is conducted. Beta versions have new functionalities. However, these may have some bugs. If you install beta versions, I strongly recommend you to back up.
The softwares below are distributed under the terms of the MPL
1.1/GPL
2.0/LGPL 2.1.
Serach
You can find documents from this site and my blog.
Add-ons
| Name | Description | |
 |
Maximize Message Pane | Maximize Message Pane enlarges the message pane (preview) by hiding the folder pane and the thread pane. |
 |
Check and Send | Check and Send analyzes an outgoing message and show various alert before sending: such as attachments checking, word checking and recipients checking etc. |
 |
Priority Switcher | Priority Switcher adds functionality to change priority of a received message. It also adds an iconified priority column to the thread pane. |
 |
Tag Toolbar/Tag Popup | Tag Toolbar adds toolbar to toggle tags for messages. It also has category and search functionalities to handle many tags. |
 |
New Tab Button | Provide a toolbar button to open a message in a tab. |
|
EnForward | Forward messages to Evernote/OneNote. |
|
Message Header Toolbar Customize | Customize the toolbar in the message header view for Thunderbird 78. |
|
Experimental Extensins | Some experimental extensions are available here. When I create new extensions, I'll upload them to this page first. They are in their early stage of development but may make your life with Thunderbird a little bit happy :) |
Old Add-ons (not supported)
Add-ons below are for old Thunderbird. They are not supported and will not be updated anymore.
| Name | Description | |
 |
Get before Send | Get before Send receives messages before sending a message. It is developed in order to send messages by POP before SMTP or IMAP before SMTP server. |
|
Gmail IMAP Account Setup | Gmail IMAP Account Setup adds new options to set up a Gmail IMAP account to the account wizard. It create IMAP and SMTP settings by following Google's recommended settings. |
 |
Google Contacts | Google Contacts adds functionalities to access bi-directionaly to Google contacts via Thunderbird address book. |
