eWEEK Labs OpenOffice.org 3.0 Walk-Through - The Trouble with Lightning
The big problem with Thunderbird as an Outlook replacement is the absence of the MAPI protocol through which Outlook talks to Exchange. Lightning does support remote calendars exposed through iCal, CalDAV or Sun's Java System Calendar Server, but the Exchange omission will be problematic for many businesses.
Nine years after Sun Microsystems bought StarOffice, the resulting OpenOffice.org project is ready to roll out its 3.0 release. Enhanced format compatibility and features keep the suite ahead of sibling products such as Lotus Symphony and inch OpenOffice.org nearer to parity with Microsoft Office.