WinDates 

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iCal 

iCal is a web calendar server. Anyone with a web browsers can access the calendars on their local Intranet or Internet. Any number of calendars can be created and accessed by any number of users. Security controls who can make calendar entries.
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HTML Calendar Maker Pro 

Ever wanted a web page calendar for your personal or professional web site? Try out HTML Calendar Maker Pro, which makes monthly web page calendars a snap! It even includes color schemes or you can customize it to match the flavor of your site.
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