Alex Seif ThunderBird

by alexseif

12 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.

Google Contacts by H.Ogi

Rated 4 out of 5 stars 239 reviews

102,289 users

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

Thunderbird Conversations by Jonathan Protzenko

Rated 4 out of 5 stars 378 reviews

77,474 users

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

The latest version is compatible with Thunderbird 31+ only (see below for details).

ReminderFox by Tom Mutdosch, Daniel Lee

Rated 4 out of 5 stars 486 reviews

115,145 users

ReminderFox displays and manages lists of reminders and ToDo's. ReminderFox makes sure you remember all of your important dates via easy-to-use lists, alerts, and alarms, right in your browser without the need for a separate calendar program.

Send Later by jikamens

Rated 5 out of 5 stars 54 reviews

51,576 users

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

Quicktext by WizKid

Rated 5 out of 5 stars 248 reviews

75,669 users

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

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 ...

CompactHeader by jmozmoz

Rated 5 out of 5 stars 166 reviews

164,106 users

Add symbol in header plane to switch between compact and expanded view. Options to switch between one or two lines compact view, which buttons should be displayed in header pane. Linkify RSS subject. Optionally darkens header if message has focus.

Display Quota by Arnaud Abelard

Rated 4 out of 5 stars 28 reviews

32,981 users

This extension will display the current status of your IMAP quota in thunderbird's statusbar and will warn you when you reach a configurable limit...

Markdown Here by Adam Pritchard

Rated 5 out of 5 stars 14 reviews

5,699 users

Write your email in Markdown, then make it pretty.

Mail Summaries by squib

Rated 5 out of 5 stars 35 reviews

4,821 users

Adds a summary of mail accounts and folders to replace the account central pane and the empty folder preview

Personal Level Indicators by Tammo van Lessen

Rated 4 out of 5 stars 12 reviews

3,299 users

Shows an indicator so you can tell if an email was addressed only to you (»), a group (›), or a mailing list.

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