Most Popular Extensions
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SS Ancestry Quick Button Requires Restart
A quick button link to the website, ssancestry.comyr.com/.
Don't Send Linked Files Requires Restart
Prevents sending of linked files if they are file: URLs.
whatmon Requires Restart
Monitor Whatever: a tiny Firefox extension called whatmon, which can monitor almost anything you wish to monitor. Number of logged on users? Current load average? Health of your LDAP servers? Mail server queues? No problem for...
Growl New Message Notification Requires Restart
Displays a notification using Growl when a new message is received...
Reply All Control Requires Restart
Allows you to disable the ability to use Reply All when your email address does not appear in the To: or CC: fields. This usually means you've been BCC'd and Reply All might reveal the sender's sinister plot.
Hide Horizontal Scrollbar Requires Restart
Hides the unnecessary horizontal scrollbar in wide layout view.
Limit_Offline_Message_Size Button Requires Restart
Limit the size of a message to download with a single click of the button for slow (and/or expensive) network connection.
Quick access to Tools->Account Settings->Disc Space->"To save disk space, do not download: Messages larger than XXkB"
Alphanumerator Requires Restart
Convert alphanumeric phone numbers to just numbers. Simply highlight the text, right-click it, and click "Alphanumerate". For example, 1-800-PICK-UPS would be converted to...
Mail and Save Tab URLs Requires Restart
If you often share web page addresses (URLs) with others or save them in text file, bookmark, or copy to clipboard for your own reference, this extension will make your life easier!
eMarks Requires Restart
Email Bookmarks are here ! ... eMark your important emails.
Do you have an email that will need to revisit/attend later on ? Would you like to keep it handy and get it with a simple click ? Bookmark your important emails with the eMarks addon.
Disable about:config Requires Restart
Disable about:config feature of Firefox and Thunderbird.
ThunderRetract Requires Restart
ThunderRetract implements client-side eMail retraction into Thunderbird. This is done showing messages differences in original and retracted one.
zFiler mail Requires Restart
Automatic conversion from 'plain' attachments to zFiler links, when message is being sent.
To create your own collections, you must have a Mozilla Add-ons account.