Extensions by Name

Subscribe

Send and Archive

Adds a button to send an email and archive the original message.

Rated 5 out of 5 stars (8)
360 users

Send and File

Allows to file outgoing messages in folder you prefer

Rated 5 out of 5 stars (5)
538 users

Send Filter

This add-on allows you run your message filters automatically on outgoing messages after sending. In other words, it's a outgoing filter for thunderbird and seamonkey.

Rated 4 out of 5 stars (38)
5,297 users

Send Format LDAP

Gets supported email formats (text/HTML) by the recipients from LDAP directories.

Not yet rated
7 users

Send Later

True "Send Later" functionality to schedule the time for sending an email.

Rated 5 out of 5 stars (33)
52,743 users

Send to MyInfo

Sends text selection or current web page URL to MyInfo.

Not yet rated
49 users

Send to xNode

Sends content to xNode for analysis. Provides information on domain names, IP addresses, eMail addresses, certificates and much more.

Rated 5 out of 5 stars (1)
46 users

Sender Address Columns

Adds optional columns to the Thread Pane to allow sorting email messages by:
* Sender address -- e.g. "someone@example.com"
* Sender address domain -- e.g. "example.com"
* Sender address local part -- e.g. "someone"

Rated 5 out of 5 stars (1)
45 users

Sender Name

Rated 4 out of 5 stars (40)
2,858 users

Sender Verification Anti-Phishing Extension

Protects you from phishing attacks by verifying the From: address domain name of emails as you read them. Sender Policy Framework (SPF) and DNS-based reputation lists are used.

Rated 4 out of 5 stars (20)
1,201 users

SenderFace

SenderFace enables you to associate images (faces) with Email senders (from...

Rated 3 out of 5 stars (10)
153 users

SendTools

Add SendAt option to the compose window to allow sending a message on a particular date and...

Rated 3 out of 5 stars (25)
167 users

SendToSecondEmail

This Extension lets you send Mails to both, first and second email address...

Not yet rated
8 users

SendVia

Sometimes you need to select a specific SMTP server for sending the current message? Then SendVia is for you.

SendVia provides the `Send' button of message composition windows with a drop-down menu from which you can select or create the SMTP server...

Rated 4 out of 5 stars (12)
366 users

SendWithoutSubject

Send without subject and without confirmation alert

Rated 4 out of 5 stars (10)
252 users

Sensitive Attachment Guard

A Thunderbird add-on censor sensitive attachments (currently Microsoft Office documents) from being sent to unintended recipients.

Not yet rated
3 users

Sent-By-User column

Adds a new column in message list-view, that will display the name of the user who sent the mail (read from a message header).
Manual configuration required. ONLY FOR THUNDERBIRD.

Rated 5 out of 5 stars (1)
46 users

sepsis-console

A general-purpose JavaScript console for all Mozilla toolkit applications.

Not yet rated
9 users

sepsis-console (Deprecated)

THIS VERSION IS DEPRECATED. Use https://addons.mozilla.org/en-US/developers/addon/sepsis-console instead. See the description below.

sepsis-console is a general-purpose JavaScript console for all Mozilla toolkit applications.

Not yet rated
5 users

sepsis-inspector

A general-purpose inspector for all Mozilla toolkit applications.

Not yet rated
11 users