Microsoft Outlook is a Personal Information Manager (PIM) for Windows that combies e-mail, address books, todo list and shared calendars.

More Information about Microsoft Outlook

• Microsoft Outlook Homepage 

Microsoft Outlook Alternatives

• Mozilla Thunderbird
• Novell Evolution
• Apple Mail, Apple Addressbook and Apple iCal 

Mindquarry integrates with Microsoft Outlook 2007 through Outlook's capability to subscribe to shared calendars (web calendars), a format Mindquarry uses to publish task lists.