1)   vSync for Outlook 1.10.0329
Convert (Export) all or selected Outlook Contacts or Calendar events to the vCard, vCalendar and iCalendar (iCal) file format. Import from a selected vCard, vCalendar, iCal file or all files from the selected folder to a selected Outlook folder.

 2)   vCard Converter 1.0
Export Outlook Contacts PST file to vCard VCF file using vCard file converter tool. Convert MS Outlook Contacts to Windows Address Book WAB file & MS Excel. Software successfully converts outlook contacts to .vcf, .wab & .xls in one go.

 3)   SyncWiz for Outlook 2.02
Convert (Export) all or selected Outlook Contacts or Calendar events to the vCard, vCalendar and iCalendar (iCal) file format. Import from a selected vCard, vCalendar, iCal file or all files from the selected folder to a selected Outlook folder.