ReminderFox 1.5

Extension that will display and manage lists of date-based reminders and ToDos both in the Firefox browser and Thunderbird ReminderFox is an extension for Firefox and Thunderbird that displays and manages lists of date-based reminders and ToDos.
ReminderFox does not seek to be a full-fledged calendar system. In fact, the target audience is anybody that simply wants to remember important dates (anniversaries, birthdays, etc) without having to run a fat calendar program.
System requirements:
- Thunderbird: 1.0 – 3.0a1 or Firefox: 1.0 – 3.0a4