I cannot live without these

by Sin94

44 Add-ons in this Collection

Toolbar Buttons by Michael B.

Rated 4 out of 5 stars 328 reviews

111,293 users

Adds toolbar buttons to the customize toolbar window in several programs including Firefox, Thunderbird and SeaMonkey. Some of the buttons make commonly preformed actions quicker, others add new functionality.

Quicktext by WizKid, R Kent James

Rated 4 out of 5 stars 332 reviews

87,309 users

Quicktext is an extension for Thunderbird that lets you create templates that can be easily inserted into your own emails.

Remove Duplicate Messages (Alternate) by eyalroz

Rated 4 out of 5 stars 146 reviews

67,990 users

Search and remove messages which are the same as other messages in your mail folders (referred to as duplicates or dupes).

Remove Duplicate Messages by Thorsten W. Schmidt

Rated 4 out of 5 stars 132 reviews

46,847 users

If you have duplicate messages (e.g. from merging folders or downloading messages several times) you can use this tool to find and remove them from the selected folder and its subfolder by rightclicking on a folder and choosing "Remove duplicates..."

Duplicate Contact Manager by Marian Steinbach, Copelnug

Rated 3 out of 5 stars 102 reviews

22,225 users

Facilitates handling of duplicates in your address book(s). Allow to search and remove similar contacts.

Tag Toolbar by H.Ogi

Rated 4 out of 5 stars 47 reviews

16,644 users

Add toolbar for toggling tags.

Folderpane Tools by chuonthis, Philip Chee

Rated 4 out of 5 stars 122 reviews

33,097 users

Allows for customization of the folder pane. Accounts can be rearranged and the startup folder can be chosen.

Thunderbird Message Filter Import/Export by Wind Li

Rated 3 out of 5 stars 70 reviews

7,012 users

Thunderbird Message Filter Import/Export is a thunderbird/mozilla extension to import/export message filters.

Expression Search / GMailUI by wang opera

Rated 4 out of 5 stars 78 reviews

8,380 users

Powerful message searching through expressions. Type "from:fred to:tom" to see all messages from Fred to Tom in the current view. Support 'regular expressions' and 'click to search'.

EMail Address Crawler by CySlider

Rated 4 out of 5 stars 91 reviews

2,819 users

Automatically fill your address books or send mass mails with e-mail addresses extracted from all your e-mails.

ConfigDate by Alexander Ihrig

Rated 3 out of 5 stars 25 reviews

9,949 users

ConfigDate allows to configure the "Date" column in message threadpane. When displaying the message header, it is possible to display the (default) formated date or the senders local sent time (Date-String).

Quote Colors by Malte Ruecker

Rated 4 out of 5 stars 44 reviews

13,577 users

Quote Colors allows you to select text and background colors of different quote levels which are applied when reading or printing mail/news messages. Additionally, you can choose between graphical and traditional plain text quoting display mode.

Auto Address Cleaner by markopee

Rated 4 out of 5 stars 49 reviews

16,720 users

Removes comment, display name automatically from addresses before sending mail.

Address Close Button by 46emak

Rated 5 out of 5 stars 25 reviews

12,953 users

Adds a Address Close Button to mail compose window.

Send Filter by xzer lr

Rated 4 out of 5 stars 39 reviews

4,452 users

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.
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