Originally Posted by Baltar
A great alternative to MS Office is OpenOffice, initially developed by Sun Microsystems as StarOffice. The first version had some problems but the current one works very well. OpenOffice is also compatible with most (or all) MS Office documents.
it's been a while since I looked at OpenOffice, but back then I left it alone because there's two functions in Excel I use all the time that the spreadsheet in OO didn't have - pivot tables, and conditional calculations. Do you know if OO has them yet?