Thunder KnottyDreadBr

by KnottyDreadBr

32 Add-ons in this Collection

Lightning by Mozilla Calendar Project

Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.

Provider for Google Calendar by Philipp Kewisch

Rated 4 out of 5 stars 956 reviews

352,903 users

Allows bidirectional access to Google Calendar

Brazilian Portuguese Dictionary (New Spelling) by jhltmnn

Rated 4 out of 5 stars 32 reviews

43,818 users

The same spellchecker shipped with the Brazilian version of Firefox.

Remove Duplicate Messages (Alternate) by Eyal Rozenberg

Rated 4 out of 5 stars 162 reviews

71,441 users

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

Quicktext by WizKid, R Kent James

Rated 4 out of 5 stars 300 reviews

99,855 users

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

Thunderbird Conversations by Jonathan Protzenko, Standard8

Rated 4 out of 5 stars 420 reviews

32,386 users

This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.

Signature Switch by Achim Seufert

Rated 4 out of 5 stars 190 reviews

77,988 users

Switch the signature on/off or choose a new one from your predefined set...

FireTray by Foudil, Francesco S., others

A system tray extension for Linux and Windows, allowing to set up custom icon, hiding to tray instead of closing, display the number of unread messages in mailing applications, and other features ...

Quick Locale Switcher by ppclick

Rated 3 out of 5 stars 87 reviews

213,183 users

Allows you to quickly switch to a different language (User Interface, Spell Checker Dictionary and Website content) in your Mozilla application.

Google Contacts by H.Ogi

Rated 3 out of 5 stars 301 reviews

568 users

Access to Google contacts and synchronize them with Thunderbird address books.

Account Colors by DW-dev

Rated 4 out of 5 stars 80 reviews

13,308 users

Associates user-defined colors with accounts and identities. Applies these colors to accounts, identities, folders, message list, message headers and compose headers. Users will always know which accounts/identities they are working with.

URL Link by Neil Bird

URL Link is a small Firefox and Thunderbird extension that allows you to select a non-URL in a mail/news message or web-page, and open it in a browser window.

Expression Search / GMailUI by wang opera

Rated 4 out of 5 stars 78 reviews

9,036 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'.

Gmail Email Signature - WiseStamp by The WiseStamp Team

Rated 4 out of 5 stars 288 reviews

16,318 users

Signatures for Gmail, Google Mail, Yahoo Mail

Display Mail User Agent by Jürgen Ernst

Displays icon for user agent of received mails.
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