OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.
This extension allows you to manually sort (order) your folders in the folder pane of Thunderbird or automatically sort them, but in a better way. This extension also allows you to re-order accounts in the folder pane.
Thunderbird Message Filter Import/Export is a thunderbird/mozilla extension to import/export message filters.
Displays icon for user agent of received mails.
Transforms typed or static text to L337, ROT13, BASE64, HEX, URL, BIN, DES, AES, Morse code, DVORAK keyboard layout and to lower/to upper case functionality, Leet Font...