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OrderAtt Requires Restart

OrderAtt allows you to re-order the attachments list.

Rated 5 out of 5 stars (5)
23 users

WarnAttachment

WarnAttachment shows an additional dialog to confirm potentially dangerous attachments. Some attachments like executables etc. are completely blocked. This reduces the risk of malware especially for inexperienced users.

Rated 5 out of 5 stars (10)
3,363 users

Gnome Open Requires Restart

Open your mail attachments directly with your default gnome application.
ONLY for GNOME USERS!

Is Gnome Open still needed? Please read "Developer Comments" below.

Rated 5 out of 5 stars (17)
0 users

AttachmentCount

Adds a column to the Thunderbird message list to always display the true attachment count. An icon is shown for single attachments or all attachments deleted/detached. Tooltip preview of single attachment content and summary for multiple attachments.

Rated 5 out of 5 stars (3)
43 users

Auto Compress File Requires Restart

Compressor for attachment files. All platforms are supported (Windows, Linux and Macintosh).

Rated 5 out of 5 stars (18)
649 users

PDF Viewer Requires Restart

Opening and viewing PDF attachment file inside a Thunderbird tab

Rated 5 out of 5 stars (3)
26 users

ZNotes Requires Restart

Save everything you like. Simple text notes and pages downloaded from the internet, rich multimedia. Store any files and contacts from your address book with notes.

Rated 5 out of 5 stars (15)
3 users

Auto Resize Image Requires Restart

Resizer for inline and attachment images (JPEG, PNG, BMP and GIF image formats).
All platforms are supported (Windows, Linux and Macintosh).

Rated 4 out of 5 stars (61)
299 users

Forward Requires Restart

Add Inline / As Attachment option to Forward button and Message context menu.

Rated 4 out of 5 stars (25)
105 users

attachment column in search result list Requires Restart

Show the column for attachments in search results list. General search (edit-> search -> search emails) does not show by default if a message has attachments.
This addon adds this column, just as in a normal folder view.

Rated 5 out of 5 stars (2)
171 users

Extract 'Em! Featured

Extracts attachments from messages within an account or folder, with the option to select specific attachments. Extracted attachments are saved to a .zip file.

NOTICE: Version 1.1.4 of Extract 'Em! is defective, please replace with 1.1.2 or 1.2.1

Rated 5 out of 5 stars (2)
1,403 users

Resubmit Requires Restart

(Re)submit multiple messages to a predefined recipient(s)

Rated 5 out of 5 stars (3)
5 users

Attach from Clipboard

Create file attachments directly from the system clipboard.

Rated 4 out of 5 stars (25)
5,919 users

Attachment Viewer: view in a tab, slideshow

View attachments in TB
Images, office files, mp3, mp4
Use Dropbox viewer for 175 file types (in v3)
* Docx, xlsx, pptx, pdf preview
* Slideshow of images
* Zoom/drag to position
* Rotate/flip image
* Download dialog with thumbnail of image

Rated 4 out of 5 stars (20)
4,439 users

WebDAV for Filelink Requires Restart

Adds the possibility to use a WebDAV store for Filelink. With this extension you can link attachments to a WebDAV service, for example as provided by Apache's mod_dav or some public services.

Rated 4 out of 5 stars (20)
89 users

FlexConfirmMail

Confirm mail address and attachments based on flexible rules.

(This project was renamed from "Flex Confirm Mail" to "FlexConfirmMail", due to a branding reason.)

Rated 4 out of 5 stars (11)
21,018 users

vault56 protection

vault56 protection protects against potentially malicious attached files and links. Links are rewritten to pass through vault56 URL protection servers and checked for trackers and malicious activity.

Rated 5 out of 5 stars (2)
46 users

LookOut Requires Restart

LookOut is a plugin which allows Thunderbird to interface with Microsoft's mail tools by decoding metadata and attachments encapsulated/embedded in a TNEF encoded attachment (aka winmail.dat).

Rated 4 out of 5 stars (158)
1,328 users

Attachment Sizes Requires Restart

Ability to see attachment sizes ...

Rated 4 out of 5 stars (57)
1 user

LookOut+ Requires Restart

LookOut is a plugin which allows to interface with Microsoft's mail tools by decoding metadata and attachments encapsulated/embedded in a TNEF encoded attachment (aka winmail.dat).

This version is a fix for Seamonkey 2.*.

Rated 4 out of 5 stars (5)
58 users