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Return Receipt Toolbar Button
Requires Restart
Allow you to add a Return Receipt button to mail compose window toolbar.
Advanced Unread Folders
Requires Restart
Adds a folder view showing unread folders, including their hierarchy. This is helpful if you have a lot of folders to make sure you don't miss an email, or if you are not happy with the existing unread folders view.
Locale2MUI
Requires Restart
Sets Firefox/Thunderbird Locale to Windows (MUI) Language on startup
New Mail Attention
Requires Restart
This addon calls attention to main window on new message arrival.
Profile Folder Button
Reply As Original Recipient
Requires Restart
Reply with the From: field set to the To: field from the original email.
Read2Me "speechify the web"
Requires Restart
Webpage and email to speech extension using festival or any speech engine that can handle plain text files. This version has removed the option to use the embedded Flite-1.4 component on linux.
JunQuilla
Requires Restart
1) adds column with percent likelihood that a message is spam, 2) extends junk status column to show why a message was classified as junk/good, 3) adds an Uncertain folder for messages needing user decision.
teclib' Protocol
Personal Level Indicators
Requires Restart
Shows an indicator so you can tell if an email was addressed only to you (»), a group (›), or a mailing list.
Developer Assistant
Add-ons Button
Opens the Add-ons window to perform tasks on your installed Extensions, Themes, Plug-ins and Language packs.
Rikaichan Japanese-Hungarian Dictionary File
Requires Restart
This is a dictionary file add-on for the Rikaichan extension.
Column Reader
Web reader for wide screens and long documents. Read with pleasure in attractive layouts.
Extension List Dumper 2
Requires Restart
This extension adds a button ("Dump list") to the Add-ons window. When this button is pressed, a new window is opened with the list of installed extensions, themes or plugins...
Safe for Amoled
MyAdFilter
With MyAdFilter, free content creators propose you only one ad. Apart from those, as your usual ad-blocker, MyAdFilter disables all ads.
Get Selected MailsTo create your own collections, you must have a Mozilla Add-ons account.
