LibreOffice is an open-source personal productivity suite 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.
What's new in this version:
Version 3.6.4 includes For Windows users that have OpenOffice.org installed, we advise uninstalling that beforehand, because it registers the same file type. associations.