1)   Screen Calendar 7.5
Desktop calendar planner that allows to schedule directly from Windows desktop. Fully customizable desktop calendar integrates in desktop background. Screen Calendar can auto-switch desktop wallpapers, sync records with Outlook, iCalendar, and more.

 2)   602LAN SUITE 6.0.09.0218
Secure messaging solution with web collaboration containing SMTP/IMAP/POP3/LDAP services along with integrated anti-virus and advanced anti-spam protection. Native Outlook support provides synchronization of mail, contacts, tasks, and calendar items.

 3)   WinDates 5.0
Manage your schedule and publish/subscribe to shared Internet Calendars.

 4)   OutlookExport 1.0
OutlookExport is a Outlook addin that allows users to easily export calendar, contact and email items to various formats.

 5)   aCalendarForge 1.0
aCalendarForge builds HTML pages to show events as calendars, agenda, and logs. Event files can be tab separated text from spreadsheets or databases. Runs as a Mac OS X Cocoa application and as a java application on other platforms.

 6)   VueMinder 3.09.0304
VueMinder is a full-featured calendar program providing content-rich popup reminders, desktop alerts, and reminders that can be sent via email or SMS text messages. It also supports calendar subscriptions and publishing using the iCalendar standard.