LibreOffice is the power-packed free, libre and open source personal productivity suite for Windows, Macintosh and GNU/Linux, that gives you six feature-rich applications for all your document production and data processing needs: Writer, Calc, Impress, Draw, Math and Base.
Support and
documentation is free from our large, dedicated community of users, contributors and developers. You, too, can
get involved!
-
http://www.libreoffice.org/Excellent Open Source Office program available for Linux, Apple Mac and Windows