Featured Extensions


Signature Switch Unggulan

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

Rated 4 out of 5 stars (168)
98.212 users

Mail Redirect Unggulan

Allow to redirect (a.k.a. "remail") mail messages to other recipients.

Rated 4 out of 5 stars (124)
36.224 users

Image Zoom Unggulan

Adds zoom and rotation functionality for images...

Rated 4 out of 5 stars (333)
176.112 users

Lightning Unggulan

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.

Rated 3 out of 5 stars (1.870)
5.876.075 users

CompactHeader Unggulan

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. For Thunderbird 36 and older use version 2.0.9 (see version history)

Rated 5 out of 5 stars (170)
156.996 users

Contacts Sidebar Unggulan

Displays the address books in a sidebar in Thunderbirds 3-pane-window and can be toggled with the F4 key or a toolbar button.

Visit my Contacts Sidebar site for recent versions and news.

Rated 4 out of 5 stars (273)
38.808 users

ThunderBrowse Unggulan

Did your friend send you a cool link? Want to read the rest of that interesting article? Don't want to open up your web browser just to view it? You don't have to! Just view it in Thunderbird with ThunderBrowse!

Rated 3 out of 5 stars (154)
30.234 users

Extra Folder Columns Unggulan

This extension is for those TB3 users who want the multiple-columns view that TB2 allowed

Rated 4 out of 5 stars (239)
181.129 users

LookOut Unggulan

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 (145)
225.203 users

Enigmail Unggulan

OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.

Rated 4 out of 5 stars (183)
166.812 users

Adblock Plus No Restart Unggulan

Blocks annoying video ads on YouTube, Facebook ads, banners and much more.

Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

Rated 5 out of 5 stars (4.974)
21.738.930 users

Mail Merge Unggulan

Mass Mail and Personal Mail

Rated 5 out of 5 stars (134)
54.601 users