http://multisync.sourceforge.net

Package: multisync
Description: A program to synchronize PIM data
 Synchronize calendars, addressbooks and  other PIM data between programs
 on your computer and other computers, mobile devices, PDAs or cell phones.
 Currently it has client plugins for Ximian Evolution and IrMC mobile
 clients (cell phones such as SonyEricsson T39/T68 and Siemens S45i) via
 Bluetooth, IR and cable. To get all plugins install libmultisync-plugin-all.
 .
 To get all
  Homepage http://multisync.sourceforge.net

Can someone write a plugin for PlannerMode? =)