JS Calendar Sync is a tool to synchronize calendar events between Sun’s Java System Calendar Server and Mac OS X’s iCal


JSCalendarSync is a Mac OS X application allowing to synchronize data between Sun’s Java System Calendar Server and Mac OS X’s iCal.

JSCalendarSync uses the native synchronization framework provided by Mac OS X 10.4 and later

JSCalendarSync development is in progress, it is not to be considered as a finished product.

Source code, binaries and screenshots are avaialble on SourceForge.


  • Synchronization of events : OK
  • Synchronization of Alarm : OK
  • Synchronization of Attendee List : OK
  • Synchronization of Recurring Events : TODO (Source code is checked in but too buggy for general availability)
  • Background Synchronization : TODO



Be extremely cautious when using JSCalendarSync and be sure to have a backup of your data.  This tool might delete all your calendar data in case of bugs.  This is beta quality software with only a limited set of testing.

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