GNOMErunner/GTK - a classic unix theme for Seamonkey 2 (aka suiterunner)
using the GTK+ stock items and icons from the gnome iconset, resulting in a more consistent desktop integration on Unix.
Add-ons Button No Restart
Opens the Add-ons window to perform tasks on your installed Extensions, Themes, Plug-ins and Language packs.
Share to your Google+ Profile or Google+ Page with just click of a button.
This addon should be useful for addon developers who prefer to work with unpacked exentsions for test purpose.
Find Buttons No Restart
Adds buttons to open and manage the find bar.
Copies the information from ScrapBook data items.
This extension implements RFC 2369 for Thunderbird: Special mailing list header fields in the mail are parsed, and the links are displayed in the extended header view. You can click them to simply go to the archive, request help or unsubscribe.
Hyperactive No Restart
Scans hyperlinks in composed messages and alerts if one of the hyperlinks is broken.
Allows including CSS when composing e-mails.
Displays a web cache and/or web proxy view of a web page. You can call it from menu of tab, page context, link context and maybe while page loading.
Advanced preferences manager for Mozilla-based...
Removes "Close other tabs" context menu item.
Automatically saves web page to ScrapBook on browsing.
Dooth passphrase decryption
Adds feature autofocusing for text areas.
Export for Thunderbird & Lightning is the worldwide unique printing and exporting solution for Mozilla Thunderbird and Lightning for Windows.
Multi lingual user interface: English, German, French and Spanish
It shows popular stations TV program in listings, alerts and bubble infos. It's only for Czech and Slovak TV stations.
Localization: sk, cs, hu, en
Plugin to get around the Washtenaw County Facebook block.