免费的个人信息管理工具，Sunbird是一个重新设计的Mozilla Calendar组件。是一个基于Mozilla's XUL用户界面语言编写的跨平台日历软件。针对的是Mozilla Firefox和Mozilla Thunderbird的部分用户和需要一个基于Mozilla日历软件的人。

What's New in Mozilla Sunbird® 0.7

* A redesigned event/task dialog has been enabled to gather feedback from the community. It offers a much cleaner user interface and additional functionality including:
   o Events/Tasks can be created in different timezones
   o Integrated display of recurrence patterns, reminders
   o Custom recurrences and reminders
   o Clear separation between tasks and events
* The new event summary dialog lists all the details of tasks and events for calendar which are read-only.
* Colliding events (events in the same time slot) are shrunk so that they fit into the display of a day. This no longer affects other events on the same day.
* A full list of changes that have gone into this release can be found on The Rumbling Edge website.

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