IBM is announcing today the release of Lotus Symphony, "a suite of free software tools for creating and sharing documents, spreadsheets and presentations." Symphony is available starting today at ibm.com/lotus/symphony to all users -- business, professional, academic, and yes, consumer.
Symphony includes a word processor, a spreadsheet, and a presentation tool. These are the same as the productivity editors included in Lotus Notes 8. They run on Windows and Linux, and support Open Document Formats and Microsoft Office (XP etc) formats, as well as supporting a PDF export capability.
http://symphony.lotus.com/software/lotus/symphony/home.jspa