Calendars

• Mozilla Calendars

Install from Hint: Select Firefox as the program to run the install download.

Further Information here 

• Trumba Calendars

• Google Calendars

• 30 boxes Calendar 
  Click on more buzz  or feature list, or limited demo to see what a 30boxes calender looks like or just get started to signup. Also check out: Some comments on 30 boxes. Official 30 Boxes Blog .

The PBWiki plugin calendar is based on the 30 boxes calendar.